![\"Ng\u1eebng](\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Stop-paying-for-secondary-operations-disguised-as-standard-bending_w1200.jpg\")
<\/figure>\n\n\n\nNh\u00ecn v\u00e0o m\u1ed9t chi ti\u1ebft c\u1ea7n g\u1eadp m\u00e9p, l\u00e0m ph\u1eb3ng v\u00e0 x\u1eed l\u00fd b\u1ec1 m\u1eb7t sau khi u\u1ed1n kh\u00f4ng ch\u1ea1m ti\u00eau chu\u1ea9n. M\u1ed7i thao t\u00e1c t\u1ed1n 20 gi\u00e2y. Ba thao t\u00e1c l\u00e0 m\u1ed9t ph\u00fat. V\u1edbi $32\/gi\u1edd, \u0111\u00f3 l\u00e0 $0.53 m\u1ed7i chi ti\u1ebft ti\u1ec1n c\u00f4ng.<\/p>\n\n\n\n
Ch\u1ea1y 500 chi ti\u1ebft. B\u1ea1n v\u1eeba ti\u00eau $265 trong khi gi\u1ea3 v\u1edd r\u1eb1ng m\u00ecnh \u201clinh ho\u1ea1t\u201d.\u201d<\/p>\n\n\n\n
M\u1ed9t khu\u00f4n t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u00fang c\u00f3 th\u1ec3 t\u1ea1o h\u00ecnh v\u00e0 g\u1eadp m\u00e9p trong m\u1ed9t l\u1ea7n ch\u1ea5n c\u00f3 th\u1ec3 l\u00e0m t\u0103ng th\u1eddi gian thi\u1ebft l\u1eadp th\u00eam 15%\u2014g\u1ecdi l\u00e0 th\u00eam 30 ph\u00fat \u1edf $32\/gi\u1edd, t\u1ee9c $16. Nh\u01b0ng n\u1ebfu n\u00f3 lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c $0.53 m\u1ed7i chi ti\u1ebft, b\u1ea1n thu h\u1ed3i $265 ngay trong 500 chi ti\u1ebft \u0111\u1ea7u ti\u00ean. L\u1ee3i nhu\u1eadn r\u00f2ng: $249. \u0110\u00f3 l\u00e0 t\u0103ng bi\u00ean l\u1ee3i nhu\u1eadn 15% tr\u00ean \u0111\u01a1n h\u00e0ng $1,600.<\/p>\n\n\n\n
\u0110\u00fang, d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 mang \u0111\u1ebfn r\u1ee7i ro\u2014\u0111\u1ed9 h\u1ed3i ph\u1ee5c kh\u00f4ng l\u01b0\u1eddng, gi\u1edbi h\u1ea1n l\u1ef1c n\u00e9n. Nh\u01b0ng d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n kh\u00f4ng lo\u1ea1i b\u1ecf nh\u1eefng \u0111i\u1ec1u \u0111\u00f3. N\u00f3 ch\u1ec9 chuy\u1ec3n vi\u1ec7c ch\u1ec9nh s\u1eeda sang tay con ng\u01b0\u1eddi \u1edf m\u1ee9c $32\/gi\u1edd. N\u1ebfu chi ph\u00ed lao \u0111\u1ed9ng ph\u1ee5 m\u1ed7i chi ti\u1ebft \u00d7 500 v\u01b0\u1ee3t qu\u00e1 ph\u1ea7n thi\u1ebft l\u1eadp th\u00eam + kh\u1ea5u hao d\u1ee5ng c\u1ee5, th\u00ec b\u1ea1n \u0111ang thu\u00ea s\u1ef1 linh ho\u1ea1t v\u1edbi gi\u00e1 l\u1ed7.<\/p>\n\n\n\n
V\u1eady m\u00ea t\u00edn 10.000 chi ti\u1ebft n\u00e0y \u0111\u1ebfn t\u1eeb \u0111\u00e2u?<\/p>\n\n\n\n
Ngu\u1ed3n g\u1ed1c th\u1ef1c s\u1ef1 c\u1ee7a quy t\u1eafc \u201cch\u1ec9 \u00e1p d\u1ee5ng cho s\u1ed1 l\u01b0\u1ee3ng l\u1edbn\u201d\u2014v\u00e0 v\u00ec sao n\u00f3 l\u1ed7i th\u1eddi<\/h3>\n\n\n\n![\"Ngu\u1ed3n](\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Where-the-high-volume-only-rule-actually-came-from\u2014and-why-its-outdated_w1200.jpg\")
<\/figure>\n\n\n\n\u0110\u1ea7u nh\u1eefng n\u0103m 2000, t\u00f4i tr\u1ea3 $18\/gi\u1edd cho th\u1ee3 v\u1eadn h\u00e0nh m\u00e1y ch\u1ea5n. M\u1ed9t ph\u00fat d\u1ecdn d\u1eb9p t\u1ed1n $0.30 m\u1ed7i chi ti\u1ebft. V\u1edbi 1.000 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $300. Th\u1eadt kh\u00f3 \u0111\u1ec3 bi\u1ec7n minh cho khu\u00f4n t\u00f9y ch\u1ec9nh gi\u00e1 $3,500.<\/p>\n\n\n\n
Tua nhanh \u0111\u1ebfn hi\u1ec7n t\u1ea1i. C\u00f9ng m\u1ed9t ph\u00fat \u0111\u00f3 gi\u1edd t\u1ed1n $0.53. C\u00f9ng 1.000 chi ti\u1ebft gi\u1edd t\u1ed1n $530. C\u1ed9ng th\u00eam chi ph\u00ed nh\u00e2n c\u00f4ng ph\u1ee5 th\u00ec x\u1ea5p x\u1ec9 $650. D\u00f2ng chi ph\u00ed lao \u0111\u1ed9ng \u0111\u00e3 t\u0103ng g\u1ea5p \u0111\u00f4i; nh\u01b0ng quy t\u1eafc trong \u0111\u1ea7u th\u00ec kh\u00f4ng \u0111\u1ed5i.<\/p>\n\n\n\n
Trong khi \u0111\u00f3, CAD v\u00e0 c\u1eaft d\u00e2y EDM \u0111\u00e3 khi\u1ebfn vi\u1ec7c ch\u1ebf t\u1ea1o d\u1ee5ng c\u1ee5 ng\u1eafn h\u1ea1n r\u1ebb h\u01a1n v\u00e0 nhanh h\u01a1n. Nh\u1eefng g\u00ec t\u1eebng m\u1ea5t 6 tu\u1ea7n v\u00e0 $6,000 gi\u1edd ch\u1ec9 t\u1ed1n 2\u20133 tu\u1ea7n v\u00e0 $4,000, t\u00f9y \u0111\u1ed9 ph\u1ee9c t\u1ea1p. \u0110\u01b0\u1eddng chi ph\u00ed \u0111\u00e3 h\u1ea1 20\u201330%. Lao \u0111\u1ed9ng th\u00ec t\u0103ng 70\u201380%.<\/p>\n\n\n\n
Quy t\u1eafc 10.000 chi ti\u1ebft ra \u0111\u1eddi trong th\u1ebf gi\u1edbi $18\/gi\u1edd. Ch\u00fang ta \u0111ang b\u00e1o gi\u00e1 trong th\u1ebf gi\u1edbi $32\/gi\u1edd. N\u1ebfu l\u1ea1m ph\u00e1t chi ph\u00ed lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m xu\u1ed1ng, n\u1ebfu kh\u00f4ng bi\u00ean l\u1ee3i nhu\u1eadn c\u1ee7a b\u1ea1n s\u1ebd b\u1ecb hao h\u1ee5t.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao con s\u1ed1 c\u0169 v\u1eabn khi\u1ebfn ng\u01b0\u1eddi ta c\u1ea3m th\u1ea5y \u201can to\u00e0n\u201d?<\/p>\n\n\n\n
V\u00ec sao \u201cch\u00fang ta v\u1eabn lu\u00f4n l\u00e0m nh\u01b0 v\u1eady\u201d v\u1eabn t\u1ed3n t\u1ea1i ngay c\u1ea3 khi bi\u00ean l\u1ee3i nhu\u1eadn kh\u00f4ng c\u00f2n \u0111\u1ee7 b\u00f9 \u0111\u1eafp?<\/h3>\n\n\n\n![\"T\u1ea1i](\"https:\/\/cn-hawe.com\/wp-content\/uploads\/2026\/03\/Why-weve-always-done-it-this-way-survives-even-when-the-margins-dont-support-it_w1200.jpg\")
<\/figure>\n\n\n\nB\u1edfi v\u00ec n\u1ed7i \u0111au \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n ra.<\/p>\n\n\n\n
M\u1ed9t d\u1ee5ng c\u1ee5 $5.000 ch\u1ec9 xu\u1ea5t hi\u1ec7n m\u1ed9t l\u1ea7n tr\u00ean \u0111\u01a1n \u0111\u1eb7t h\u00e0ng. N\u00f3 g\u00e2y ch\u00fa \u00fd, xu\u1ea5t hi\u1ec7n trong bu\u1ed5i xem x\u00e9t v\u1ed1n \u0111\u1ea7u t\u01b0. Lao \u0111\u1ed9ng ph\u1ee5 tr\u1ee3 \u1edf m\u1ee9c $0,50 m\u1ed7i chi ti\u1ebft th\u00ec l\u1ea1i \u1ea9n trong s\u1ea3n xu\u1ea5t. N\u00f3 tr\u00f4ng nh\u01b0 \u201cgi\u1edd l\u00e0m b\u00ecnh th\u01b0\u1eddng\u201d. Kh\u00f4ng c\u00f3 c\u1edd \u0111\u1ecf b\u00e1o hi\u1ec7u. Ch\u1ec9 m\u1ea5t 2\u20133% bi\u00ean l\u1ee3i nhu\u1eadn m\u1ed7i l\u1ea7n ch\u1ea1y, gi\u1ed1ng nh\u01b0 m\u1ed9t \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c m\u1ea5t 2% \u00e1p su\u1ea5t m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
V\u00e0 d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u00f2i h\u1ecfi s\u1ef1 cam k\u1ebft. B\u1ea1n ph\u1ea3i kh\u00f3a b\u1ea3n v\u1ebd. X\u00e1c nh\u1eadn l\u1ef1c \u00e9p. Ch\u1ea5p nh\u1eadn r\u1eb1ng n\u1ebfu chi ti\u1ebft thay \u0111\u1ed5i 10%, khu\u00f4n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i. \u0110i\u1ec1u \u0111\u00f3 nghe c\u00f3 v\u1ebb r\u1ee7i ro v\u1edbi \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft. Nh\u01b0ng c\u0169ng ch\u1eb3ng kh\u00e1c g\u00ec vi\u1ec7c m\u1ea5t $300\u2013$400 m\u1ed7i khi c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i ch\u1ec9 v\u00ec kh\u00f4ng ai mu\u1ed1n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho quy\u1ebft \u0111\u1ecbnh \u0111\u00f3.<\/p>\n\n\n\n
S\u1ef1 tho\u1ea3i m\u00e1i kh\u00f4ng xu\u1ea5t hi\u1ec7n tr\u00ean b\u00e1o c\u00e1o thu nh\u1eadp. Lao \u0111\u1ed9ng th\u00ec c\u00f3.<\/p>\n\n\n\n
N\u1ebfu s\u1ea3n l\u01b0\u1ee3ng l\u1eb7p l\u1ea1i \u00d7 lao \u0111\u1ed9ng \u1ea9n tr\u00ean m\u1ed7i chi ti\u1ebft v\u01b0\u1ee3t qu\u00e1 chi ph\u00ed d\u1ee5ng c\u1ee5 trong hai chu k\u1ef3, th\u00ec \u201cch\u00fang ta v\u1eabn lu\u00f4n l\u00e0m nh\u01b0 v\u1eady\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c \u2014 m\u00e0 l\u00e0 m\u1ed9t kho\u1ea3n tr\u1ee3 c\u1ea5p cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n
Gi\u1edd c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 li\u1ec7u d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 ph\u1ea3i l\u00e0 h\u00e0ng xa x\u1ec9 hay kh\u00f4ng. M\u00e0 l\u00e0 ch\u00ednh x\u00e1c th\u00ec th\u1ee9 thu\u1ebf \u1ea9n \u0111\u00f3 \u0111ang n\u1eb1m \u1edf \u0111\u00e2u trong quy tr\u00ecnh l\u00e0m vi\u1ec7c hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Thu\u1ebf \u1ea9n c\u1ee7a d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n<\/h2>\n\n\n\n
Th\u00e1ng tr\u01b0\u1edbc ch\u00fang t\u00f4i ch\u1ea1y m\u1ed9t chi ti\u1ebft v\u1ecf b\u1ecdc th\u00e9p kh\u00f4ng g\u1ec9 500 chi\u1ebfc. Tr\u00f4ng v\u00f4 h\u1ea1i tr\u00ean gi\u1ea5y t\u1edd: b\u1ed1n ch\u1ed7 g\u1ea5p, m\u1ed9t m\u00e9p cu\u1ed9n, t\u1ea5m 304 d\u00e0y 14 gauge. D\u00f9ng khu\u00f4n V ti\u00eau chu\u1ea9n, u\u1ed1n kh\u00ed, l\u1eadt l\u1ea1i, r\u1ed3i cu\u1ed9n m\u00e9p \u1edf l\u1ea7n \u00e9p th\u1ee9 hai. Th\u1eddi gian \u00e9p? T\u1ed5ng c\u1ed9ng 2,8 gi\u1edd.<\/p>\n\n\n\n
Nh\u1eefng g\u00ec l\u1ed9 tr\u00ecnh s\u1ea3n xu\u1ea5t kh\u00f4ng th\u1ec3 hi\u1ec7n: 1,5 gi\u1edd \u1edf tr\u1ea1m m\u00e0i \u0111\u1ec3 \u0111\u00e1nh b\u00f3ng v\u1ebft n\u1ee9t si\u00eau nh\u1ecf d\u1ecdc m\u00e9p cu\u1ed9n, 45 ph\u00fat \u1edf kh\u00e2u ki\u1ec3m tra \u0111\u1ec3 ch\u1ec9nh g\u00f3c b\u1ecb sai l\u1ec7ch, v\u00e0 30 ph\u00fat h\u00e0n ch\u1ea5m \u0111\u1ec3 ch\u1ec9nh l\u1ea1i ph\u1ea7n m\u00e9p kh\u00f4ng n\u1eb1m ph\u1eb3ng. V\u1edbi chi ph\u00ed $32\/gi\u1edd, t\u1ed5ng c\u1ed9ng l\u00e0 $144 cho ph\u1ea7n d\u1ecdn d\u1eb9p v\u00e0 ch\u1ec9nh s\u1eeda ngo\u00e0i ph\u1ea7n t\u1ea1o h\u00ecnh. V\u1edbi \u0111\u01a1n h\u00e0ng c\u00f3 l\u1ee3i nhu\u1eadn g\u1ed9p $900, \u0111\u00f3 l\u00e0 m\u1ea5t \u0111i 16% \u2014 kh\u00f4ng ph\u1ea3i do ph\u1ebf ph\u1ea9m, c\u0169ng kh\u00f4ng ph\u1ea3i do t\u0103ng ca \u2014 m\u00e0 ch\u1ec9 trong \u201cquy tr\u00ecnh b\u00ecnh th\u01b0\u1eddng\u201d.\u201d<\/p>\n\n\n\n
B\u1ea1n s\u1ebd kh\u00f4ng th\u1ea5y \u0111i\u1ec1u \u0111\u00f3 trong b\u1ea3ng b\u00e1o gi\u00e1. N\u00f3 \u0111\u01b0\u1ee3c ch\u00f4n trong c\u00e1c h\u1ea1ng m\u1ee5c lao \u0111\u1ed9ng mang t\u00ean \u201ch\u1ed7 tr\u1ee3\u201d.\u201d<\/p>\n\n\n\n
Nh\u01b0ng to\u00e1n h\u1ecdc th\u00ec kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
V\u1edbi $0,29 m\u1ed7i chi ti\u1ebft cho c\u00f4ng vi\u1ec7c ph\u1ee5 tr\u1ee3 ($144 \u00f7 500), l\u00f4 500 chi ti\u1ebft c\u1ee7a b\u1ea1n v\u1eeba tr\u1ea3 tr\u01b0\u1edbc 3%\u20135% cho m\u1ed9t d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh tr\u1ecb gi\u00e1 $4.000. Ch\u1ea1y hai l\u1ea7n m\u1ed9t n\u0103m v\u00e0 b\u1ea1n \u0111\u00e3 m\u1ea5t $288 m\u1ed7i n\u0103m ch\u1ec9 \u0111\u1ec3 gi\u1eef \u201ct\u00ednh linh ho\u1ea1t\u201d. \u0110\u00f3 l\u00e0 lo\u1ea1i thu\u1ebf t\u1eeb th\u00f9ng ph\u1ebf li\u1ec7u \u2014 nh\u1ecf \u0111\u1ebfn m\u1ee9c d\u1ec5 b\u1ecb b\u1ecf qua, nh\u01b0ng \u0111\u1ec1u \u0111\u1eb7n v\u00e0 g\u00e2y thi\u1ec7t h\u1ea1i.<\/p>\n\n\n\n
N\u1ebfu lao \u0111\u1ed9ng \u1ea9n tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m \u2265 20% chi ph\u00ed d\u1ee5ng c\u1ee5, th\u00ec b\u1ea1n \u0111ang \u00e2m th\u1ea7m t\u00e0i tr\u1ee3 cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 theo h\u00ecnh th\u1ee9c tr\u1ea3 g\u00f3p.<\/p>\n\n\n\n
V\u1eady n\u00f3 \u0111ang \u1ea9n \u1edf \u0111\u00e2u trong x\u01b0\u1edfng c\u1ee7a b\u1ea1n?<\/p>\n\n\n\n
B\u1eaby c\u1ee7a c\u00f4ng \u0111o\u1ea1n th\u1ee9 c\u1ea5p: Khi m\u1ed9t l\u1ea7n \u00e9p th\u1ee9 hai tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y th\u1ee9 hai v\u00e0 m\u1ed9t h\u00e0ng ch\u1edd th\u1ee9 hai<\/h3>\n\n\n\n
H\u00e3y h\u00ecnh dung m\u1ed9t thanh \u0111\u1ecbnh h\u00ecnh c\u00f3 b\u1eadc l\u1ec7ch. D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c l\u1ea7n \u00e9p \u0111\u1ea7u \u0111\u1ec3 t\u1ea1o ch\u00e2n, thay \u0111\u1ed5i khu\u00f4n, l\u1ea7n \u00e9p th\u1ee9 hai \u0111\u1ec3 t\u1ea1o ph\u1ea7n b\u1eadc. Hai l\u1ea7n thi\u1ebft l\u1eadp, hai l\u1ea7n c\u0103n ch\u1ec9nh, hai kh\u1ea3 n\u0103ng sai l\u1ec7ch 0,5\u00b0.<\/p>\n\n\n\n
V\u1edbi m\u1ed9t l\u00f4 500 chi ti\u1ebft, \u0111\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 th\u00eam 500 l\u1ea7n \u00e9p. M\u00e0 c\u00f2n l\u00e0 500 l\u1ea7n d\u1ee1, 500 l\u1ea7n di chuy\u1ec3n \u0111\u1ebfn pallet, 500 l\u1ea7n c\u0103n ch\u1ec9nh l\u1ea1i. D\u00f9 m\u1ed7i chu k\u1ef3 thao t\u00e1c ch\u1ec9 25 gi\u00e2y, th\u00ec c\u0169ng l\u00e0 3,5 gi\u1edd lao \u0111\u1ed9ng \u2014 $112 v\u1edbi m\u1ee9c $32\/gi\u1edd \u2014 ch\u01b0a k\u1ec3 l\u1ea7n thi\u1ebft l\u1eadp th\u1ee9 hai t\u1ed1n 20 ph\u00fat, th\u00eam $11 n\u1eefa. B\u1ea1n \u0111\u00e3 m\u1ea5t $123 ch\u1ec9 v\u00ec h\u00ecnh d\u1ea1ng chi ti\u1ebft kh\u00f4ng v\u1eeba v\u1edbi b\u1ed9 khu\u00f4n s\u1eb5n c\u00f3.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 \u201ck\u1ebb gi\u1ebft ng\u01b0\u1eddi th\u1ea7m l\u1eb7ng\u201d: m\u1ed7i l\u1ea7n \u0111i\u1ec1u ch\u1ec9nh th\u01b0\u1edbc \u0111o \u0111\u1ec1u t\u1ea1o ra sai l\u1ec7ch. Gi\u1ea3 s\u1eed ph\u1ebf li\u1ec7u c\u1ee7a b\u1ea1n t\u0103ng th\u00eam 2% do l\u1ed7i thao t\u00e1c tr\u00ean m\u1ed9t chi ti\u1ebft $18. M\u01b0\u1eddi chi ti\u1ebft b\u1ecb lo\u1ea1i b\u1ecf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $180 cho v\u1eadt li\u1ec7u v\u00e0 chi ph\u00ed chung. Gi\u1edd th\u00ec chi ph\u00ed \u201c\u0111\u00e1nh th\u1ee9 hai\u201d c\u1ee7a b\u1ea1n l\u00e0 $303 tr\u00ean 500 chi ti\u1ebft \u2014 t\u1ee9c $0.61 m\u1ed7i chi ti\u1ebft \u2014 m\u00e0 kh\u00f4ng ai vi\u1ebft t\u1ea5m s\u00e9c n\u00e0o mang nh\u00e3n \u201cl\u1ed7i.\u201d<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch m\u00e0 m\u1ed9t l\u1ea7n u\u1ed1n th\u1ee9 hai tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y th\u1ee9 hai, m\u1ed9t h\u00e0ng \u0111\u1ee3i th\u1ee9 hai v\u00e0 m\u1ed9t h\u00f3a \u0111\u01a1n th\u1ee9 hai m\u00e0 b\u1ea1n kh\u00f4ng bao gi\u1edd li\u1ec7t k\u00ea chi ti\u1ebft.<\/p>\n\n\n\n
N\u1ebfu (lao \u0111\u1ed9ng x\u1eed l\u00fd th\u00eam + ph\u1ebf li\u1ec7u do x\u1eed l\u00fd l\u1ea1i) tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 500 \u2265 kh\u1ea5u hao d\u1ee5ng c\u1ee5 tr\u00ean m\u1ed7i l\u01b0\u1ee3t ch\u1ea1y, th\u00ec ph\u01b0\u01a1ng \u00e1n t\u00f9y ch\u1ec9nh m\u1ed9t l\u1ea7n u\u1ed1n th\u1eafng \u2014 ngay c\u1ea3 \u1edf s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao ch\u00fang ta l\u1ea1i \u0111ang ch\u1ed1ng l\u1ea1i v\u1eadt li\u1ec7u thay v\u00ec \u0111\u1ecbnh h\u00ecnh n\u00f3 m\u1ed9t l\u1ea7n r\u1ed3i ti\u1ebfp t\u1ee5c?<\/p>\n\n\n\n
Ch\u1ed1ng l\u1ea1i \u0111\u1ed9 h\u1ed3i l\u00f2 xo trong h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao: Tinh ch\u1ec9nh ch\u01b0\u01a1ng tr\u00ecnh so v\u1edbi s\u1eeda h\u00ecnh h\u1ecdc<\/h3>\n\n\n\n
Ch\u1ea1y th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa trong khu\u00f4n V ti\u00eau chu\u1ea9n v\u00e0 xem \u0111i\u1ec1u g\u00ec x\u1ea3y ra. B\u1ea1n l\u1eadp tr\u00ecnh 88\u00b0 \u0111\u1ec3 \u0111\u1ea1t 90\u00b0. N\u0103m chi ti\u1ebft \u0111\u1ea7u ti\u00ean \u0111\u1ea1t 89,5\u00b0. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111i\u1ec1u ch\u1ec9nh l\u00ean 87,5\u00b0. Gi\u1edd b\u1ea1n \u0111\u1ea1t 90,8\u00b0. L\u1ea1i gi\u1ea3m xu\u1ed1ng. R\u1ed3i l\u1ea1i \u0111u\u1ed5i theo.<\/p>\n\n\n\n
M\u01b0\u1eddi chi ti\u1ebft th\u1eed nghi\u1ec7m gi\u00e1 $12 m\u1ed7i c\u00e1i l\u00e0 $120 v\u1eadt li\u1ec7u tr\u01b0\u1edbc khi b\u1ea1n \u1ed5n \u0111\u1ecbnh. Th\u00eam 40 ph\u00fat th\u1eddi gian v\u1eadn h\u00e0nh \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u2014 $21. T\u1ed5ng c\u1ed9ng $141 b\u1ecb \u0111\u1ed1t ch\u00e1y tr\u01b0\u1edbc khi chi ti\u1ebft #11 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111i. V\u1edbi \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $0.28 m\u1ed7i chi ti\u1ebft ch\u1ec9 ri\u00eang cho chi ph\u00ed tinh ch\u1ec9nh.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n coi \u0111\u1ed9 h\u1ed3i l\u00f2 xo nh\u01b0 th\u1eddi ti\u1ebft \u2014 th\u1ee9 m\u00e0 ta ch\u1ec9 \u0111i\u1ec1u ch\u1ec9nh quanh n\u00f3. D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh th\u00ec thay \u0111\u1ed5i h\u00ecnh h\u1ecdc: b\u00e1n k\u00ednh ch\u00e0y ch\u1eb7t h\u01a1n, \u00e9p l\u00fan \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, c\u00f3 th\u1ec3 vai \u0111\u01b0\u1ee3c c\u1eaft nh\u1eb9 \u0111\u1ec3 kh\u00f3a g\u00f3c u\u1ed1n. B\u1ea1n \u0111\u00e1nh \u0111\u1ed5i chi ph\u00ed thi\u1ebft k\u1ebf d\u1ee5ng c\u1ee5 ban \u0111\u1ea7u cao h\u01a1n 15% \u0111\u1ec3 gi\u1ea3m 50% sai l\u1ec7ch g\u00f3c v\u00e0 g\u1ea7n nh\u01b0 b\u1eb1ng kh\u00f4ng ph\u1ebf li\u1ec7u th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n
\u0110\u00fang, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf l\u1ea1i chi ti\u1ebft \u2014 t\u0103ng b\u00e1n k\u00ednh, chuy\u1ec3n sang 5052 thay v\u00ec 6061, n\u1edbi l\u1ecfng ti\u00eau chu\u1ea9n. \u0110\u00f4i khi \u0111\u00f3 l\u00e0 l\u1ef1a ch\u1ecdn th\u00f4ng minh. Nh\u01b0ng khi b\u1ea3n v\u1ebd \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh v\u00e0 h\u1ee3p kim \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi t\u1ea3i tr\u1ecdng, b\u1ea1n ph\u1ea3i tr\u1ea3 th\u00eam $0.25\u2013$0.40 m\u1ed7i chi ti\u1ebft cho lao \u0111\u1ed9ng tinh ch\u1ec9nh v\u00ec khu\u00f4n kh\u00f4ng kh\u1edbp v\u1edbi v\u1eadt l\u00fd.<\/p>\n\n\n\n
N\u1ebfu th\u1eddi gian tinh ch\u1ec9nh h\u1ed3i l\u00f2 xo + ph\u1ebf li\u1ec7u th\u1eed nghi\u1ec7m m\u1ed7i l\u01b0\u1ee3t ch\u1ea1y v\u01b0\u1ee3t qu\u00e1 5% chi ph\u00ed d\u1ee5ng c\u1ee5 trong hai \u0111\u01a1n h\u00e0ng, th\u00ec vi\u1ec7c s\u1eeda h\u00ecnh h\u1ecdc t\u1ed1t h\u01a1n l\u00e0 tinh ch\u1ec9nh ch\u01b0\u01a1ng tr\u00ecnh.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn ch\u1ed7 r\u00f2 r\u1ec9 ti\u1ebfp theo \u2014 th\u1ee9 m\u00e0 b\u1ed9 ph\u1eadn ki\u1ec3m tra lu\u00f4n tranh lu\u1eadn.<\/p>\n\n\n\n
Ch\u1ed3ng dung sai: B\u1ea1n c\u00f3 \u0111ang x\u1eed l\u00fd sai l\u1ec7ch \u1edf giai \u0111o\u1ea1n sau m\u00e0 \u0111\u00e1ng l\u1ebd c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf t\u1eeb tr\u01b0\u1edbc?<\/h3>\n\n\n\n
M\u1ed7i l\u1ea7n b\u1ea1n l\u1eadt chi ti\u1ebft, b\u1ea1n \u0111\u1eb7t l\u1ea1i \u0111i\u1ec3m g\u1ed1c.<\/p>\n\n\n\n
L\u1ea5y m\u1ed9t h\u1ed9p b\u1ed1n l\u1ea7n u\u1ed1n \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh trong hai l\u1ea7n g\u00e1 ri\u00eang bi\u1ec7t. M\u1ed7i l\u1ea7n g\u00e1 c\u00f3 sai l\u1ec7ch g\u00f3c \u00b10,5\u00b0. C\u1ed9ng d\u1ed3n qua b\u1ed1n l\u1ea7n u\u1ed1n, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y l\u1ec7ch \u00b11,5 mm \u1edf m\u00e9p xa. B\u1ed9 ph\u1eadn ki\u1ec3m tra g\u1eafn c\u1edd 8% chi ti\u1ebft l\u00e0 \u201cc\u1eadn gi\u1edbi h\u1ea1n.\u201d C\u00f4ng nh\u00e2n b\u1eaft \u0111\u1ea7u ch\u1ec9nh tay b\u1eb1ng b\u00faa cao su.<\/p>\n\n\n\n
V\u1edbi lo\u1ea1t 500 chi ti\u1ebft, 40 chi ti\u1ebft \u0111\u01b0\u1ee3c ch\u1ec9nh th\u1ee7 c\u00f4ng m\u1ea5t 90 gi\u00e2y m\u1ed7i c\u00e1i. \u0110\u00f3 l\u00e0 m\u1ed9t gi\u1edd lao \u0111\u1ed9ng \u2014 $32. Kh\u00f4ng qu\u00e1 nghi\u00eam tr\u1ecdng. Nh\u01b0ng c\u1ed9ng th\u00eam 45 ph\u00fat c\u1ee7a ng\u01b0\u1eddi ki\u1ec3m tra \u0111\u1ec3 ph\u00e2n lo\u1ea1i \u2014 $24 \u2014 l\u00e0 b\u1ea1n \u0111\u00e3 t\u1ed1n $56, t\u1ee9c $0.11 m\u1ed7i chi ti\u1ebft, ch\u1ec9 \u0111\u1ec3 \u201cxoa d\u1ecbu\u201d dung sai tr\u1edf l\u1ea1i gi\u1edbi h\u1ea1n.<\/p>\n\n\n\n
Gi\u1edd c\u1ed9ng th\u00eam chi ph\u00ed c\u01a1 h\u1ed9i: m\u00e1y \u00e9p \u0111\u00f3 n\u1eb1m ch\u1edd 30 ph\u00fat \u0111\u1ee3i k\u1ebft qu\u1ea3 ki\u1ec3m tra. V\u1edbi m\u1ee9c chi ph\u00ed m\u00e1y c\u1ed9ng th\u00eam kho\u1ea3ng $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $42 c\u00f4ng su\u1ea5t m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 t\u00ednh ti\u1ec1n.<\/p>\n\n\n\n
V\u1eady l\u00e0 vi\u1ec7c \u201cqu\u1ea3n l\u00fd\u201d dung sai c\u1ee7a b\u1ea1n v\u1eeba ti\u00eau t\u1ed1n $98 \u2014 t\u1ee9c 11% c\u1ee7a bi\u00ean l\u1ee3i nhu\u1eadn $900 \u2014 v\u00ec sai l\u1ec7ch \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb tr\u01b0\u1edbc v\u00e0 x\u1eed l\u00fd v\u1ec1 sau b\u1eb1ng s\u1ee9c ng\u01b0\u1eddi, kh\u00f4ng ph\u1ea3i b\u1eb1ng th\u00e9p.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u1ea1o h\u00ecnh theo giai \u0111o\u1ea1n t\u00f9y ch\u1ec9nh, u\u1ed1n c\u1ea3 b\u1ed1n g\u00f3c trong c\u00f9ng m\u1ed9t l\u1ea7n \u0111\u1ecbnh v\u1ecb duy nh\u1ea5t, lo\u1ea1i b\u1ecf hai l\u1ea7n l\u1eadt v\u00e0 hai l\u1ea7n \u0111\u1eb7t l\u1ea1i dung sai. \u00cdt ch\u1ed3ng dung sai h\u01a1n. \u00cdt tranh c\u00e3i h\u01a1n. \u00cdt nh\u1eefng kho\u1ea3n r\u00f2 r\u1ec9 $0.11 t\u01b0\u1edfng nh\u1ecf nh\u01b0ng \u0111\u00e1ng k\u1ec3 h\u01a1n.<\/p>\n\n\n\n
N\u1ebfu lao \u0111\u1ed9ng ch\u1ec9nh s\u1eeda sau s\u1ea3n xu\u1ea5t + th\u1eddi gian ki\u1ec3m tra m\u1ed7i l\u01b0\u1ee3t \u2265 10% th\u1eddi gian t\u1ea1o h\u00ecnh, th\u00ec quy tr\u00ecnh \u0111\u00f3 \u0111ang b\u00f9 tr\u1eeb cho d\u1ee5ng c\u1ee5 ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111ang t\u1ea1o ra s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn kho\u1ea3n chi ph\u00ed m\u00e0 ai c\u0169ng nh\u00fan vai b\u1ecf qua.<\/p>\n\n\n\n
Thi\u1ebft l\u1eadp th\u1eddi gian nh\u01b0 m\u1ed9t chi ph\u00ed g\u1ed9p, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 b\u1ea5t ti\u1ec7n m\u1ed9t l\u1ea7n<\/h3>\n\n\n\n
T\u00f4i nghe \u0111i\u1ec1u \u0111\u00f3 su\u1ed1t: \u201cThi\u1ebft l\u1eadp ti\u00eau chu\u1ea9n ch\u1ec9 m\u1ea5t 20\u201330 ph\u00fat.\u201d<\/p>\n\n\n\n
\u0110\u01b0\u1ee3c th\u00f4i. G\u1ecdi l\u00e0 25 ph\u00fat v\u1edbi m\u1ee9c $32\/gi\u1edd \u2014 $13. Th\u00eam 10 ph\u00fat \u0111\u1ec3 t\u00ecm v\u00e0 s\u1eafp x\u1ebfp d\u1ee5ng c\u1ee5 \u2014 th\u00eam $5 n\u1eefa. B\u1ea1n \u0111\u00e3 t\u1ed1n $18 tr\u01b0\u1edbc khi t\u1ea1o m\u1eabu \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
L\u00e0m nh\u01b0 v\u1eady ba l\u1ea7n v\u00ec c\u00f4ng vi\u1ec7c c\u1ea7n ba c\u1ea5u h\u00ecnh d\u1ee5ng c\u1ee5, b\u1ea1n \u0111\u1ea1t $54 cho m\u1ed7i l\u00f4. V\u1edbi 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $0.11 m\u1ed7i chi ti\u1ebft. C\u00f3 v\u1ebb v\u00f4 h\u1ea1i.<\/p>\n\n\n\n
Cho \u0111\u1ebfn khi c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i b\u1ed1n l\u1ea7n m\u1ed9t n\u0103m. Gi\u1edd b\u1ea1n \u0111\u00e3 t\u1ed1n $216 m\u1ed7i n\u0103m ch\u1ec9 v\u00ec ma s\u00e1t thi\u1ebft l\u1eadp l\u1eb7p l\u1ea1i \u2014 24% trong c\u00f9ng bi\u00ean l\u1ee3i nhu\u1eadn $900 \u0111\u00f3 \u2014 v\u00e0 ch\u01b0a ai c\u1ea3i thi\u1ec7n quy tr\u00ecnh d\u00f9 ch\u1ec9 m\u1ed9t ch\u00fat.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh h\u1ee3p nh\u1ea5t c\u00f3 th\u1ec3 th\u00eam 40 ph\u00fat v\u00e0o l\u1ea7n thi\u1ebft l\u1eadp \u0111\u1ea7u ti\u00ean \u2014 $21 b\u1ed5 sung \u2014 nh\u01b0ng lo\u1ea1i b\u1ecf hai l\u1ea7n thi\u1ebft l\u1eadp ti\u1ebfp theo cho m\u1ed7i l\u00f4. Qua b\u1ed1n l\u1ea7n ch\u1ea1y, b\u1ea1n ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 200 ph\u00fat th\u1eddi gian m\u00e1y \u0111\u1ee9ng \u2014 $107 \u2014 v\u00e0 gi\u1ea3i ph\u00f3ng c\u00f4ng su\u1ea5t \u0111\u1ec3 ch\u1ea1y m\u1ed9t c\u00f4ng vi\u1ec7c kh\u00e1c tr\u1ecb gi\u00e1 doanh thu $1,200.<\/p>\n\n\n\n
Th\u1eddi gian thi\u1ebft l\u1eadp kh\u00f4ng ph\u1ea3i l\u00e0 phi\u1ec1n to\u00e1i. \u0110\u00f3 l\u00e0 l\u00e3i su\u1ea5t. N\u00f3 t\u00edch l\u0169y \u00e2m th\u1ea7m \u1edf m\u1ee9c 10%\u201325% c\u1ee7a bi\u00ean l\u1ee3i nhu\u1eadn trong m\u1ed9t n\u0103m n\u1ebfu b\u1ea1n \u0111\u1ec3 n\u00f3 l\u1eb7p l\u1ea1i m\u00e0 kh\u00f4ng x\u1eed l\u00fd.<\/p>\n\n\n\n
N\u1ebfu (ph\u00fat thi\u1ebft l\u1eadp ti\u1ebft ki\u1ec7m m\u1ed7i l\u1ea7n \u00d7 s\u1ed1 l\u1ea7n ch\u1ea1y m\u1ed7i n\u0103m \u00d7 chi ph\u00ed lao \u0111\u1ed9ng) \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 t\u0103ng th\u00eam trong hai n\u0103m, th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n \u0111ang t\u00ednh ti\u1ec1n thu\u00ea b\u1ea1n.<\/p>\n\n\n\n
V\u00e0 ti\u1ec1n thu\u00ea l\u00e0 th\u1ee9 b\u1ea1n tr\u1ea3 khi b\u1ea1n ch\u01b0a s\u1edf h\u1eefu gi\u1ea3i ph\u00e1p.<\/p>\n\n\n\n
C\u01a1 ch\u1ebf: C\u00e1ch d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh thay \u0111\u1ed5i kinh t\u1ebf c\u1ee7a chi ti\u1ebft<\/h2>\n\n\n\n
Tr\u00ean m\u1ed9t v\u1ecf th\u00e9p kh\u00f4ng g\u1ec9 500 chi ti\u1ebft m\u00e0 ch\u00fang t\u00f4i ch\u1ea1y qu\u00fd tr\u01b0\u1edbc, b\u1ea3n v\u1ebd y\u00eau c\u1ea7u c\u00f3 g\u1edd tr\u1ea3 v\u00e0 m\u00e9p g\u1ea5p tr\u00ean c\u00f9ng m\u1ed9t c\u1ea1nh. V\u1edbi c\u00e1c \u0111o\u1ea1n ti\u00eau chu\u1ea9n, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0: u\u1ed1n tr\u01b0\u1edbc, l\u1eadt, \u0111\u00f3ng m\u00e9p, r\u1ed3i m\u1ed9t l\u1ea7n \u00e9p ph\u1eb3ng ri\u00eang. Ba l\u1ea7n u\u1ed1n. Hai l\u1ea7n thi\u1ebft l\u1eadp. M\u1ed9t \u0111\u1ed3 g\u00e1 h\u00e0n \u1edf c\u00f4ng \u0111o\u1ea1n sau v\u00ec m\u00e9p g\u1ea5p kh\u00f4ng bao gi\u1edd kh\u00e9p th\u1eb3ng ho\u00e0n to\u00e0n. Ch\u00fang t\u00f4i \u0111\u00e3 chi $2,400 cho m\u1ed9t d\u1ee5ng c\u1ee5 d\u1eadp theo giai \u0111o\u1ea1n t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 t\u1ea1o c\u1ea3 g\u1edd v\u00e0 m\u00e9p trong m\u1ed9t l\u1ea7n \u00e9p \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. C\u00f9ng m\u00e1y u\u1ed1n. C\u00f9ng th\u1ee3 v\u1eadn h\u00e0nh. M\u1ed9t l\u1ea7n \u00e9p.<\/p>\n\n\n\n
Kh\u00e1c bi\u1ec7t \u0111\u00f3 kh\u00f4ng mang t\u00ednh l\u00fd thuy\u1ebft. Chu k\u1ef3 gi\u1ea3m t\u1eeb 55 gi\u00e2y xu\u1ed1ng c\u00f2n 28 gi\u00e2y \u2014 ti\u1ebft ki\u1ec7m 27 gi\u00e2y \u00d7 500 chi ti\u1ebft l\u00e0 3,75 gi\u1edd lao \u0111\u1ed9ng, $120 \u1edf m\u1ee9c $32\/gi\u1edd. Ch\u00fang t\u00f4i lo\u1ea1i b\u1ecf m\u1ed9t l\u1ea7n thi\u1ebft l\u1eadp ph\u1ee5 d\u00e0i 30 ph\u00fat \u2014 $16. Ch\u00fang t\u00f4i c\u0169ng lo\u1ea1i b\u1ecf vi\u1ec7c ch\u1ec9nh s\u1eeda m\u1ed1i h\u00e0n v\u1ed1n m\u1ea5t trung b\u00ecnh 45 gi\u00e2y m\u1ed7i chi ti\u1ebft \u2014 th\u00eam 6,25 gi\u1edd, $200. T\u1ed5ng c\u1ed9ng $336 chi ph\u00ed lao \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp tr\u00ean 500 chi ti\u1ebft \u0111\u1ea7u ti\u00ean, c\u1ed9ng th\u00eam vi\u1ec7c lo\u1ea1i b\u1ecf \u0111\u1ed3 g\u00e1 chi\u1ebfm 20 ft\u00b2 di\u1ec7n t\u00edch s\u00e0n v\u00e0 chi ph\u00ed ch\u1ebf t\u1ea1o $1,100. T\u1edbi l\u1ea7n ch\u1ea1y th\u1ee9 hai, d\u1ee5ng c\u1ee5 \u0111\u00e3 ho\u00e0n v\u1ed1n 28% gi\u00e1 mua c\u1ee7a n\u00f3, v\u00e0 khu h\u00e0n ng\u1eebng m\u1ea5t 12% bi\u00ean l\u1ee3i nhu\u1eadn v\u00ec t\u00e1i c\u00f4ng.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n ra quy\u1ebft \u0111\u1ecbnh. B\u1ea1n kh\u00f4ng h\u1ecfi \u201cKh\u1ed1i l\u01b0\u1ee3ng n\u00e0y c\u00f3 cao kh\u00f4ng?\u201d B\u1ea1n h\u1ecfi, \u201cC\u00f3 bao nhi\u00eau trung t\u00e2m chi ph\u00ed bi\u1ebfn m\u1ea5t n\u1ebfu t\u00f4i t\u1ea1o h\u00ecnh m\u1ed9t l\u1ea7n thay v\u00ec v\u1eadt l\u1ed9n ba l\u1ea7n?\u201d N\u1ebfu s\u1ed1 thao t\u00e1c b\u1ecb lo\u1ea1i b\u1ecf tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 chi ph\u00ed lao \u0111\u1ed9ng \u00d7 500 \u2265 kh\u1ea5u hao d\u1ee5ng c\u1ee5, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng c\u00f2n l\u00e0 h\u00e0ng xa x\u1ec9 m\u00e0 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 si\u1ebft ch\u1eb7t \u0111\u01b0\u1eddng r\u00f2 chi ph\u00ed.<\/p>\n\n\n\n
L\u1ee3i th\u1ebf \u201cm\u1ed9t l\u1ea7n \u00e9p\u201d: G\u1ed9p nhi\u1ec1u l\u1ea7n u\u1ed1n v\u00e0o m\u1ed9t chu k\u1ef3 duy nh\u1ea5t<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y th\u1ee3 v\u1eadn h\u00e0nh l\u00e0m \u201cT\u00e1m l\u1ea7n u\u1ed1n b\u1eb1ng khu\u00f4n ch\u1eef V ti\u00eau chu\u1ea9n\u201d v\u00ec \u0111\u00f3 l\u00e0 c\u00e1i c\u00f3 s\u1eb5n tr\u00ean gi\u00e1. U\u1ed1n, tr\u01b0\u1ee3t, \u0111o l\u1ea1i, r\u1ed3i l\u1ea1i u\u1ed1n. M\u1ed7i l\u1ea7n \u0111\u1ecbnh v\u1ecb l\u1ea1i m\u1ea5t 6\u20138 gi\u00e2y n\u1ebfu ng\u01b0\u1eddi \u0111\u00f3 nhanh tay. G\u1ecdi l\u00e0 7 gi\u00e2y \u00d7 7 l\u1ea7n di chuy\u1ec3n th\u00eam = 49 gi\u00e2y ch\u1ec9 \u0111\u1ec3 x\u1eed l\u00fd thao t\u00e1c. V\u1edbi $32\/gi\u1edd, \u0111\u00f3 l\u00e0 $0.44 cho m\u1ed7i chi ti\u1ebft ch\u1ec9 t\u00ednh th\u1eddi gian di chuy\u1ec3n. V\u1edbi 500 chi ti\u1ebft, b\u1ea1n \u0111\u00e3 \u0111\u1ed1t $220 tr\u01b0\u1edbc khi t\u00ednh ki\u1ec3m tra g\u00f3c hay ph\u1ebf ph\u1ea9m.<\/p>\n\n\n\n
M\u1ed9t d\u1ee5ng c\u1ee5 u\u1ed1n giai \u0111o\u1ea1n m\u1ed9t l\u1ea7n l\u1ea5y t\u00e1m \u0111\u1eb7c t\u00ednh \u0111\u00f3 v\u00e0 \u0111\u1ecbnh v\u1ecb t\u1eeb m\u1ed9t v\u1ecb tr\u00ed chu\u1ea9n duy nh\u1ea5t. M\u1ed9t l\u1ea7n \u00e9p m\u1ea5t 18 gi\u00e2y. B\u1ea1n v\u1eeba c\u1eaft gi\u1ea3m 49 gi\u00e2y x\u1eed l\u00fd v\u00e0 20 gi\u00e2y chu k\u1ef3 ph\u1ee5 \u2014 t\u1ed5ng c\u1ed9ng kho\u1ea3ng 69 gi\u00e2y. \u0110\u00f3 l\u00e0 9,6 gi\u1edd lao \u0111\u1ed9ng ti\u1ebft ki\u1ec7m cho 500 chi ti\u1ebft, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $307. V\u00e0 \u0111\u00e2y l\u00e0 \u0111i\u1ec1u h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi b\u1ecf l\u1ee1: b\u1ea1n c\u0169ng lo\u1ea1i b\u1ecf b\u1ea3y c\u01a1 h\u1ed9i \u0111\u1ecbnh v\u1ecb sai. N\u1ebfu t\u1ef7 l\u1ec7 ph\u1ebf gi\u1ea3m t\u1eeb 3% xu\u1ed1ng 1% tr\u00ean chi ti\u1ebft gi\u00e1 $18, \u0111\u00f3 l\u00e0 10 chi ti\u1ebft \u00edt h\u01a1n trong th\u00f9ng ph\u1ebf li\u1ec7u \u2014 thu h\u1ed3i $180.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m th\u1eddi gian. B\u1ea1n \u0111\u00e3 lo\u1ea1i b\u1ecf s\u1ef1 bi\u1ebfn \u0111\u1ed9ng. N\u1ebfu (s\u1ed1 l\u1ea7n \u00e9p th\u00eam \u2212 1) \u00d7 gi\u00e2y thao t\u00e1c \u00d7 chi ph\u00ed lao \u0111\u1ed9ng \u00d7 500 + ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec d\u1ee5ng c\u1ee5 m\u1ed9t l\u1ea7n \u00e9p l\u00e0 l\u1ef1a ch\u1ecdn th\u00e9p r\u1ebb h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng c\u00f3 ph\u1ea3i m\u1ecdi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u1ec1u gi\u1ea3i quy\u1ebft c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00f4ng?<\/p>\n\n\n\n
T\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc so v\u1edbi t\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u: Gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c nhau b\u1eb1ng c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c nhau<\/h3>\n\n\n\n
Ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ea1y c\u00e1c gi\u00e1 \u0111\u1ee1 c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa b\u1ecb n\u1ee9t t\u1ea1i b\u00e1n k\u00ednh ch\u00e0y 0,125\u2033. D\u1ee5ng c\u1ee5 theo danh m\u1ee5c ti\u00eau chu\u1ea9n. R\u1ebb. Sau 12 chi ti\u1ebft, xu\u1ea5t hi\u1ec7n v\u1ebft n\u1ee9t nh\u1ecf t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n \u2014 4% ph\u1ebf tr\u00ean ph\u00f4i $22. \u0110\u00f3 l\u00e0 $44 m\u1ea5t trong 50 chi ti\u1ebft \u0111\u1ea7u ti\u00ean v\u00e0 leo l\u00ean $440 tr\u00ean 500 n\u1ebfu b\u1ea1n c\u1ee9 \u0111\u1ec3 m\u1eb7c.<\/p>\n\n\n\n
C\u00e1ch kh\u1eafc ph\u1ee5c kh\u00f4ng ph\u1ea3i l\u00e0 \u201cnhi\u1ec1u k\u1ef9 n\u0103ng h\u01a1n.\u201d \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc. Ch\u00fang t\u00f4i \u0111\u00e3 \u0111\u1eb7t m\u1ed9t ch\u00e0y b\u00e1n k\u00ednh 0,250\u2033 v\u1edbi vai \u0111\u01b0\u1ee3c gi\u1ea3m \u0111\u1ec3 ki\u1ec3m so\u00e1t \u0111i\u1ec3m ch\u1ea1m \u0111\u00e1y. Chi ph\u00ed d\u1ee5ng c\u1ee5: $1.800. Ph\u1ebf li\u1ec7u gi\u1ea3m t\u1eeb 4% xu\u1ed1ng d\u01b0\u1edbi 1%. V\u1edbi 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 15 chi ti\u1ebft \u0111\u01b0\u1ee3c c\u1ee9u \u2014 $330 ti\u1ec1n v\u1eadt li\u1ec7u \u2014 c\u1ed9ng v\u1edbi vi\u1ec7c ch\u00fang t\u00f4i ng\u1eebng t\u1ed1n 30 ph\u00fat m\u1ed7i l\u1ea7n ch\u1ea1y \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, ti\u1ebft ki\u1ec7m th\u00eam $16. Kho\u1ea3n ho\u00e0n v\u1ed1n kh\u00f4ng ph\u1ea3i l\u00e0 ph\u00e9p m\u00e0u; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 t\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc: b\u1ea1n thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng \u0111\u1ec3 kh\u1edbp v\u1edbi b\u1ea3n v\u1ebd.<\/p>\n\n\n\n
Sau \u0111\u00f3 l\u00e0 t\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u. C\u00e1c t\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng b\u1ecb x\u01b0\u1edbc do ma s\u00e1t khi u\u1ed1n b\u1eb1ng khu\u00f4n ph\u1eb3ng ngu\u1ed9i \u0111\u1ed9 c\u1ee9ng 32 Rc. T\u1ef7 l\u1ec7 l\u1ed7i ngo\u1ea1i quan \u0111\u1ea1t 6% tr\u00ean m\u1ed9t t\u1ea5m $28 \u2014 t\u1ee9c $168 tr\u00ean 100 s\u1ea3n ph\u1ea9m, $840 tr\u00ean 500 s\u1ea3n ph\u1ea9m. Ch\u00fang t\u00f4i chuy\u1ec3n sang d\u00f9ng ch\u00e8n c\u1ee9ng, kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u1ebft, c\u00f3 \u0111\u1ed9 c\u1ee9ng 50+ Rc. D\u1ee5ng c\u1ee5 t\u1ed1n $2.200. T\u1ef7 l\u1ec7 l\u1ed7i gi\u1ea3m xu\u1ed1ng 1%. B\u1ea1n thu h\u1ed3i \u0111\u01b0\u1ee3c $700 ti\u1ec1n ph\u1ebf li\u1ec7u trong 500 s\u1ea3n ph\u1ea9m \u0111\u1ea7u ti\u00ean v\u00e0 ng\u1eebng m\u1ea5t 2 gi\u1edd lao \u0111\u1ed9ng \u0111\u00e1nh b\u00f3ng \u2014 $64 \u2014 m\u1ed7i l\u00f4.<\/p>\n\n\n\n
V\u1ea5n \u0111\u1ec1 kh\u00e1c nhau. C\u00f9ng m\u1ed9t ph\u00e9p t\u00ednh. N\u1ebfu h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u ho\u1eb7c y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t g\u00e2y t\u1ed1n >3% ph\u1ebf li\u1ec7u ho\u1eb7c >30 ph\u00fat \u0111i\u1ec1u ch\u1ec9nh m\u1ed7i l\u1ea7n ch\u1ea1y, th\u00ec h\u00ecnh h\u1ecdc c\u1ee7a d\u1ee5ng c\u1ee5 ph\u1ea3i thay \u0111\u1ed5i, n\u1ebfu kh\u00f4ng l\u1ee3i nhu\u1eadn s\u1ebd hao m\u00f2n.<\/p>\n\n\n\n
Nh\u01b0ng ngay c\u1ea3 khi g\u00f3c u\u1ed1n \u0111\u00e3 \u0111\u00fang, m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n \u0111ang l\u00e0m g\u00ec trong khi b\u1ea1n thay th\u00e9p?<\/p>\n\n\n\nDanh m\u1ee5c<\/th> T\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc<\/th> T\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u<\/th><\/tr><\/thead> \u00dd t\u01b0\u1edfng c\u1ed1t l\u00f5i<\/td> Thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng d\u1ee5ng c\u1ee5 \u0111\u1ec3 kh\u1edbp v\u1edbi b\u1ea3n v\u1ebd<\/td> Thay \u0111\u1ed5i v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5 \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi h\u00e0nh vi ho\u1eb7c y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t c\u1ee7a v\u1eadt li\u1ec7u<\/td><\/tr> V\u00ed d\u1ee5 v\u1ea5n \u0111\u1ec1<\/td> Gi\u00e1 \u0111\u1ee1 c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa b\u1ecb n\u1ee9t \u1edf b\u00e1n k\u00ednh ch\u00e0y 0,125\u2033<\/td> T\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng b\u1ecb x\u01b0\u1edbc do khu\u00f4n 32 Rc<\/td><\/tr> D\u1ee5ng c\u1ee5 ban \u0111\u1ea7u<\/td> D\u1ee5ng c\u1ee5 danh m\u1ee5c ti\u00eau chu\u1ea9n (r\u1ebb)<\/td> Khu\u00f4n ph\u1eb3ng ngu\u1ed9i 32 Rc<\/td><\/tr> K\u1ebft qu\u1ea3 th\u1ea5t b\u1ea1i<\/td> 4% ph\u1ebf li\u1ec7u sau 12 s\u1ea3n ph\u1ea9m; v\u1ebft n\u1ee9t nh\u1ecf t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n<\/td> T\u1ef7 l\u1ec7 l\u1ed7i ngo\u1ea1i quan 6%<\/td><\/tr> T\u00e1c \u0111\u1ed9ng chi ph\u00ed (500 s\u1ea3n ph\u1ea9m)<\/td> T\u1ed5n th\u1ea5t ph\u1ebf li\u1ec7u d\u1ef1 ki\u1ebfn ~$440<\/td> T\u1ed5n th\u1ea5t ph\u1ebf li\u1ec7u $840<\/td><\/tr> Gi\u1ea3i ph\u00e1p<\/td> Ch\u1ed1t \u0111\u1ed9t b\u00e1n k\u00ednh 0,250\u2033 v\u1edbi vai \u0111\u01b0\u1ee3c gia c\u00f4ng gi\u1ea3m \u0111\u1ec3 ki\u1ec3m so\u00e1t khi ch\u1ea1m \u0111\u00e1y<\/td> Ch\u00e8n c\u1ee9ng, kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u1ebft, \u1edf \u0111\u1ed9 c\u1ee9ng tr\u00ean 50 Rc<\/td><\/tr> Chi ph\u00ed d\u1ee5ng c\u1ee5<\/td> $1,800<\/td> $2,200<\/td><\/tr> Ph\u1ebf li\u1ec7u sau khi kh\u1eafc ph\u1ee5c<\/td> Gi\u1ea3m t\u1eeb 4% xu\u1ed1ng d\u01b0\u1edbi 1%<\/td> Gi\u1ea3m t\u1eeb 6% xu\u1ed1ng 1%<\/td><\/tr> Ti\u1ebft ki\u1ec7m v\u1eadt li\u1ec7u (500 chi ti\u1ebft)<\/td> Ti\u1ebft ki\u1ec7m 15 chi ti\u1ebft = $330<\/td> Thu h\u1ed3i $700 t\u1eeb ph\u1ebf li\u1ec7u<\/td><\/tr> Ti\u1ebft ki\u1ec7m nh\u00e2n c\u00f4ng<\/td> Ti\u1ebft ki\u1ec7m 30 ph\u00fat hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 \u0111\u00e0n h\u1ed3i cho m\u1ed7i l\u1ea7n ch\u1ea1y (~$16)<\/td> Ti\u1ebft ki\u1ec7m 2 gi\u1edd \u0111\u00e1nh b\u00f3ng cho m\u1ed7i l\u00f4 (~$64)<\/td><\/tr> Logic ho\u00e0n v\u1ed1n<\/td> Hi\u1ec7u ch\u1ec9nh h\u00ecnh h\u1ecdc d\u1ef1a tr\u00ean nguy\u00ean l\u00fd v\u1eadt l\u00fd<\/td> T\u01b0\u01a1ng th\u00edch v\u1eadt li\u1ec7u v\u00e0 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t<\/td><\/tr> Quy t\u1eafc quy\u1ebft \u0111\u1ecbnh<\/td> N\u1ebfu ph\u1ebf li\u1ec7u >3% ho\u1eb7c hi\u1ec7u ch\u1ec9nh >30 ph\u00fat\/l\u1ea7n ch\u1ea1y, thay \u0111\u1ed5i h\u00ecnh h\u1ecdc<\/td> N\u1ebfu ph\u1ebf ph\u1ea9m >3% ho\u1eb7c hi\u1ec7u ch\u1ec9nh >30 ph\u00fat\/ch\u1ea1y, h\u00e3y thay \u0111\u1ed5i v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\nX\u00f3a th\u1eddi gian thi\u1ebft l\u1eadp: Bao nhi\u00eau ph\u1ea7n trong th\u1eddi gian chu k\u1ef3 b\u1ea1n b\u00e1o gi\u00e1 ch\u1ec9 l\u00e0 c\u00f4ng nh\u00e2n thay khu\u00f4n ph\u00e2n \u0111o\u1ea1n?<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 \u0111o th\u1eddi gian m\u1ed9t c\u00f4ng vi\u1ec7c th\u00e1ng tr\u01b0\u1edbc. Ba l\u1ea7n thay d\u1ee5ng c\u1ee5. M\u1ed7i l\u1ea7n: 12 ph\u00fat \u0111\u1ec3 th\u00e1o segment, l\u00e0m s\u1ea1ch b\u00e0n, s\u1eafp x\u1ebfp b\u1ed9 m\u1edbi, c\u0103n ch\u1ec9nh. T\u1ed5ng c\u1ed9ng 36 ph\u00fat kh\u00f4ng c\u1eaft. V\u1edbi m\u1ee9c chi ph\u00ed m\u00e1y \u0111\u00e3 t\u00ednh \u0111\u1ee7 $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $51 m\u1ed7i l\u00f4. B\u1ed1n l\u1ea7n l\u1eb7p m\u1ed9t n\u0103m, m\u1ea5t $204 \u2014 22% c\u1ee7a l\u1ee3i nhu\u1eadn $900 \u2014 ch\u1ec9 v\u00ec th\u1eddi gian d\u00f9ng c\u1edd l\u00ea.<\/p>\n\n\n\n
B\u1ed9 d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh h\u1ee3p nh\u1ea5t \u0111\u00e3 bi\u1ebfn ba c\u1ea5u h\u00ecnh th\u00e0nh m\u1ed9t thi\u1ebft l\u1eadp 20 ph\u00fat. B\u1ea1n th\u00eam 8 ph\u00fat ban \u0111\u1ea7u, \u0111\u00fang \u2014 $11. Nh\u01b0ng b\u1ea1n x\u00f3a \u0111\u01b0\u1ee3c 24 ph\u00fat m\u1ed7i l\u1ea7n ch\u1ea1y. Trong 4 l\u1ea7n ch\u1ea1y, b\u1ea1n l\u1ea5y l\u1ea1i 96 ph\u00fat \u2014 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $136 n\u0103ng su\u1ea5t m\u00e1y c\u00f3 th\u1ec3 b\u00e1n. T\u1ee9c l\u00e0 n\u1eeda ng\u00e0y trong n\u0103m \u0111\u01b0\u1ee3c thu h\u1ed3i kh\u1ecfi \u201cthu\u1ebf\u201d linh ho\u1ea1t c\u1ee7a th\u00f9ng ph\u1ebf li\u1ec7u.\u201d<\/p>\n\n\n\n
\u0110\u00fang, d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh ph\u1ee9c t\u1ea1p h\u01a1n. \u0110\u00fang, n\u1ebfu l\u1eadp tr\u00ecnh vi\u00ean c\u1ee7a b\u1ea1n kh\u00f4ng x\u1eed l\u00fd \u0111\u01b0\u1ee3c u\u1ed1n ph\u00e2n \u0111o\u1ea1n, b\u1ea1n s\u1ebd m\u1ea5t th\u00eam th\u1eddi gian g\u1ee1 l\u1ed7i. T\u00f4i t\u1eebng th\u1ea5y 45 ph\u00fat b\u1ecb m\u1ea5t do tr\u00ecnh t\u1ef1 sai \u2014 $24 chi ph\u00ed nh\u00e2n c\u00f4ng \u2014 v\u00ec ch\u01b0\u01a1ng tr\u00ecnh ngo\u1ea1i tuy\u1ebfn kh\u00f4ng t\u00ednh t\u1edbi khe h\u1edf. Nh\u01b0ng m\u1ed9t khi \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh, thi\u1ebft l\u1eadp s\u1ebd tr\u1edf n\u00ean l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n, sau khi c\u1eaft v\u00e0 tr\u1ed9n, m\u1ea5t \u0111\u1ed9 ch\u00ednh x\u00e1c c\u0103n ch\u1ec9nh v\u00e0 b\u1eaft \u0111\u1ea7u sai l\u1ec7ch 0.030\u2033 tr\u00ean 4 feet. D\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c gi\u1eef \u0111\u01b0\u1ee3c 0.0004\u2033 m\u1ed7i foot. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 qu\u1ea3ng c\u00e1o; \u0111\u00f3 l\u00e0 kh\u00e1c bi\u1ec7t gi\u1eefa ph\u1ea3i ch\u00eam v\u00e0 c\u00f3 th\u1ec3 giao h\u00e0ng.<\/p>\n\n\n\n
N\u1ebfu (s\u1ed1 ph\u00fat thi\u1ebft l\u1eadp lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c m\u1ed7i n\u0103m \u00d7 chi ph\u00ed m\u00e1y) \u2212 th\u1eddi gian l\u1eadp tr\u00ecnh t\u0103ng th\u00eam \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 h\u00e0ng n\u0103m, th\u00ec \u201ct\u00ednh linh ho\u1ea1t\u201d c\u1ee7a ph\u00e2n \u0111o\u1ea1n ch\u1ec9 l\u00e0 s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c thu\u00ea l\u1ea1i.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra sau 20 chi ti\u1ebft \u0111\u1ea7u ti\u00ean, khi ki\u1ec3m tra b\u1eaft \u0111\u1ea7u theo d\u00f5i s\u00e1t sao?<\/p>\n\n\n\n
T\u00ednh nh\u1ea5t qu\u00e1n l\u00e0 \u0111\u1ed9ng l\u1ef1c: Gi\u1ea3m ki\u1ec3m tra, l\u00e0m l\u1ea1i v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o ng\u01b0\u1eddi v\u1eadn h\u00e0nh<\/h3>\n\n\n\n
Tr\u00ean m\u1ed9t t\u1ea5m d\u00e0i 4 foot, d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ph\u1eb3ng ngu\u1ed9i b\u1ecb tr\u00f4i kho\u1ea3ng 0.0015\u2033 m\u1ed7i foot khi tr\u1ed9n chi\u1ec1u d\u00e0i. T\u1ed5ng c\u1ed9ng kho\u1ea3ng 0.006\u2033 tr\u00ean to\u00e0n chi\u1ec1u d\u00e0i. Kh\u00f4ng nghe c\u00f3 v\u1ebb l\u1edbn cho \u0111\u1ebfn khi l\u1eafp r\u00e1p c\u1ea7n sai s\u1ed1 t\u1ed5ng \u00b10.010\u2033. Ch\u00fang t\u00f4i t\u1ed1n 1 gi\u1edd cho m\u1ed7i l\u00f4 500 chi ti\u1ebft \u0111\u1ec3 ph\u00e2n lo\u1ea1i ki\u1ec3m tra \u2014 $32 \u2014 v\u00e0 th\u00eam 1 gi\u1edd \u0111\u1ec3 ch\u1ec9nh v\u00e0 u\u1ed1n l\u1ea1i \u2014 th\u00eam $32. T\u1ed5ng $64 cho m\u1ed7i l\u00f4 ch\u1ec9 v\u00ec b\u1ed9 d\u1ee5ng c\u1ee5 kh\u00f4ng gi\u1eef \u0111\u00fang \u0111\u01b0\u1eddng.<\/p>\n\n\n\n
Ch\u00fang t\u00f4i chuy\u1ec3n sang b\u1ed9 d\u1ee5ng c\u1ee5 m\u00e0i ch\u00ednh x\u00e1c to\u00e0n chi\u1ec1u d\u00e0i. \u0110\u1ed9 l\u1eb7p l\u1ea1i thu h\u1eb9p c\u00f2n kho\u1ea3ng 0.0004\u2033 m\u1ed7i foot. Th\u1eddi gian ph\u00e2n lo\u1ea1i gi\u1ea3m xu\u1ed1ng 15 ph\u00fat \u2014 $8. U\u1ed1n l\u1ea1i g\u1ea7n nh\u01b0 bi\u1ebfn m\u1ea5t. T\u00ednh ra ti\u1ebft ki\u1ec7m $50 cho m\u1ed7i 500 chi ti\u1ebft. Kh\u00f4ng ph\u1ea3i con s\u1ed1 \u0111\u00e1ng vi\u1ebft ti\u00eau \u0111\u1ec1. Nh\u01b0ng c\u1ed9ng v\u1edbi $300 t\u1eeb u\u1ed1n m\u1ed9t nh\u00e1t v\u00e0 $136 t\u1eeb gi\u1ea3m thi\u1ebft l\u1eadp, b\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t $486 cho c\u00f9ng m\u1ed9t l\u00f4.<\/p>\n\n\n\n
T\u00ednh nh\u1ea5t qu\u00e1n c\u0169ng l\u00e0m gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Khi quy tr\u00ecnh \u1ed5n \u0111\u1ecbnh, c\u1ea3 ng\u01b0\u1eddi gi\u1ecfi v\u00e0 ng\u01b0\u1eddi b\u00ecnh th\u01b0\u1eddng \u0111\u1ec1u l\u00e0m ra chi ti\u1ebft t\u1ed1t. N\u1ebfu g\u00f3c u\u1ed1n l\u1ec7ch bu\u1ed9c ph\u1ea3i ch\u1ec9nh th\u1ee7 c\u00f4ng tr\u00ean 8% chi ti\u1ebft, m\u1ed7i c\u00e1i 60 gi\u00e2y, t\u1ee9c l\u00e0 6.7 gi\u1edd lao \u0111\u1ed9ng cho m\u1ed7i 500 \u2014 $214. C\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc b\u1eb1ng th\u00e9p, gi\u1ea3m l\u1ed7i xu\u1ed1ng c\u00f2n 2%, b\u1ea1n l\u1ea5y l\u1ea1i $160. Nh\u01b0ng to\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac \u2014 n\u00f3 quan t\u00e2m \u0111\u1ebfn ph\u00fat \u00d7 chi ph\u00ed \u00d7 s\u1ed1 chi ti\u1ebft.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 quy t\u1eafc trong x\u01b0\u1edfng m\u00e0 t\u00f4i g\u1ea1ch \u0111\u1ecf tr\u00ean m\u1ecdi b\u00e1o gi\u00e1: N\u1ebfu (th\u1eddi gian l\u00e0m l\u1ea1i + th\u1eddi gian ki\u1ec3m tra + chi ph\u00ed ph\u1ebf ph\u1ea9m) tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 500 \u2265 25% gi\u00e1 c\u1ee7a d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec b\u1ea1n \u0111\u00e3 t\u1ef1 t\u00e0i tr\u1ee3 cho d\u1ee5ng c\u1ee5 r\u1ed3i \u2014 ch\u1ec9 l\u00e0 th\u00f4ng qua l\u00e3ng ph\u00ed ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u00e9p.<\/p>\n\n\n\n
V\u1eady khi n\u00e0o m\u1ed9t c\u00f4ng vi\u1ec7c v\u01b0\u1ee3t gi\u1edbi h\u1ea1n? Khi c\u00e1c c\u00f4ng \u0111o\u1ea1n b\u1ea1n c\u00f3 th\u1ec3 x\u00f3a \u1edf m\u1ee9c 500 chi ti\u1ebft c\u1ed9ng l\u1ea1i nhi\u1ec1u h\u01a1n t\u1ea5m s\u00e9c b\u1ea1n s\u1ebd vi\u1ebft \u0111\u1ec3 mua d\u1ee5ng c\u1ee5. B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u1eb7t hai c\u1ed9t c\u1ea1nh nhau v\u00e0 \u0111\u1ec3 con s\u1ed1 t\u1ef1 tranh lu\u1eadn.<\/p>\n\n\n\n
Ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng: T\u00ednh to\u00e1n \u0111i\u1ec3m chuy\u1ec3n giao \u1edf 500 chi ti\u1ebft<\/h2>\n\n\n\n
T\u00f4i c\u00f3 m\u1ed9t v\u1ecf h\u1ed9p 500 chi ti\u1ebft tr\u00ean b\u00e0n qu\u00fd tr\u01b0\u1edbc. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n c\u1ea7n hai l\u1ea7n u\u1ed1n v\u00e0 m\u1ed9t l\u01b0\u1ee3t m\u00e0i nh\u1eb9. B\u01b0\u1edbc ho\u00e0n thi\u1ec7n th\u1ee9 c\u1ea5p t\u1ed1n $10 m\u1ed7i chi ti\u1ebft, r\u00f5 r\u00e0ng v\u00e0 \u0111\u01a1n gi\u1ea3n. M\u1ed9t c\u00fa \u0111\u1ed9t t\u00f9y ch\u1ec9nh m\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 $5,000. C\u00e2u h\u1ecfi kh\u00f4ng ph\u1ea3i l\u00e0 \u201c500 c\u00f3 ph\u1ea3i s\u1ea3n l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng?\u201d m\u00e0 l\u00e0: Khi n\u00e0o $5,000 th\u00f4i kh\u00f4ng \u0111\u00e1ng s\u1ee3 v\u00e0 b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean r\u1ebb?<\/p>\n\n\n\n
X\u00f3a m\u1ed9t c\u00f4ng \u0111o\u1ea1n tr\u1ecb gi\u00e1 $10 tr\u00ean t\u1ed5ng 500 chi ti\u1ebft l\u00e0 b\u1ea1n x\u00f3a ch\u00ednh x\u00e1c $5,000. T\u1edbi chi ti\u1ebft th\u1ee9 501, b\u1ea1n \u0111\u00e3 l\u1eddi $10. \u0110\u00f3 l\u00e0 \u0111i\u1ec3m chuy\u1ec3n giao \u2014 kh\u00f4ng ph\u1ea3i 5,000 chi ti\u1ebft, kh\u00f4ng ph\u1ea3i \u201cs\u1ea3n l\u01b0\u1ee3ng \u00f4 t\u00f4.\u201d Ch\u1ec9 500 th\u00f4i. Nh\u01b0ng to\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
V\u1eady h\u00e3y \u0111\u1eb7t hai c\u1ed9t c\u1ea1nh nhau v\u00e0 xem ch\u00ednh x\u00e1c ch\u1ed7 b\u1eaft \u0111\u1ea7u r\u00f2 r\u1ec9 chi ph\u00ed \u1edf \u0111\u00e2u.<\/p>\n\n\n\n
C\u1ea5u tr\u00fac chi ph\u00ed song song: T\u1ed5ng chi ph\u00ed v\u1edbi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n so v\u1edbi t\u1ed5ng chi ph\u00ed v\u1edbi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh<\/h3>\n\n\n\n
L\u1ea5y m\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf. M\u00e1y \u00e9p tay ho\u1eb7c CNC c\u01a1 b\u1ea3n, chi ph\u00ed \u0111\u1ea7y \u0111\u1ee7 $70\/gi\u1edd. Chu k\u1ef3 5 ph\u00fat b\u1eb1ng d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n. T\u00ednh ra ($5 ph\u00fat \/ 60) \u00d7 $70 = $5.83 m\u1ed7i chi ti\u1ebft cho m\u00e1y v\u00e0 nh\u00e2n c\u00f4ng. Th\u00eam $0.20 m\u00e0i c\u1ea1nh, t\u1ed5ng $6.03 m\u1ed7i chi ti\u1ebft tr\u01b0\u1edbc khi t\u00ednh ph\u1ebf ph\u1ea9m. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng l\u00e0 $3,015 chi ph\u00ed tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n
Gi\u1edd th\u00eam ph\u1ea7n kh\u00f4ng ai in \u0111\u1eadm trong b\u00e1o gi\u00e1: m\u1ed9t b\u01b0\u1edbc u\u1ed1n th\u00eam m\u1ea5t 45 gi\u00e2y thao t\u00e1c v\u00e0 \u0111\u1ecbnh v\u1ecb l\u1ea1i. \u0110\u00f3 l\u00e0 0.75 ph\u00fat \u00d7 $70\/gi\u1edd = $0.88 m\u1ed7i chi ti\u1ebft. Th\u00eam $440 cho 500 chi ti\u1ebft. T\u1ed5ng th\u1ef1c t\u1ebf l\u00e0 $3,455 \u2014 v\u00e0 ch\u00fang ta v\u1eabn ch\u01b0a t\u00ednh \u0111\u1ebfn ph\u1ebf ph\u1ea9m ho\u1eb7c ki\u1ec3m tra.<\/p>\n\n\n\n
Phi\u00ean b\u1ea3n d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh: chu k\u1ef3 m\u1ed9t l\u1ea7n gi\u1ea3m xu\u1ed1ng c\u00f2n 4 ph\u00fat. ($4 \/ 60) \u00d7 $70 = $4.67 cho m\u1ed7i chi ti\u1ebft. Kh\u00f4ng c\u1ea7n t\u1ea9y ba via. Kh\u00f4ng c\u1ea7n thao t\u00e1c th\u00eam. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng th\u1eddi gian gia c\u00f4ng l\u00e0 $2,335 c\u1ed9ng v\u1edbi chi ph\u00ed d\u1ee5ng c\u1ee5 $5,000 = t\u1ed5ng c\u1ed9ng $7,335 cho l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
Tho\u1ea1t nh\u00ecn, ti\u00eau chu\u1ea9n tr\u00f4ng r\u1ebb h\u01a1n: $3,455 so v\u1edbi $7,335. \u0110\u00f3 l\u00e0 v\u00ec b\u1ea1n ch\u01b0a t\u00ednh \u0111\u1ebfn c\u00e1c l\u1ea7n ch\u1ea1y l\u1eb7p l\u1ea1i, s\u1ef1 ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m ho\u1eb7c c\u00f4ng \u0111o\u1ea1n ph\u1ee5 ch\u00fang ta s\u1eafp lo\u1ea1i b\u1ecf. N\u1ebfu b\u1ea1n ch\u1ec9 so s\u00e1nh quy tr\u00ecnh x\u1eed l\u00fd l\u00f4 \u0111\u1ea7u ti\u00ean, lo\u1ea1i ti\u00eau chu\u1ea9n th\u1eafng khi d\u01b0\u1edbi kho\u1ea3ng 1,000 chi ti\u1ebft tr\u00ean m\u00e1y g\u1ea5p tay. N\u1ebfu b\u1ea1n d\u1eebng ph\u00e9p t\u00ednh \u1edf \u0111\u00f3, b\u1ea1n \u0111ang thu\u00ea s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n
N\u1ebfu (chi ph\u00ed m\u1ed7i chi ti\u1ebft ti\u00eau chu\u1ea9n \u2212 chi ph\u00ed m\u1ed7i chi ti\u1ebft t\u00f9y ch\u1ec9nh) \u00d7 s\u1ea3n l\u01b0\u1ee3ng \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5, th\u00ec th\u00e9p t\u00f9y ch\u1ec9nh l\u00e0 th\u00e9p r\u1ebb h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng n\u1ebfu \u0111i\u1ec1u duy nh\u1ea5t b\u1ea1n lo\u1ea1i b\u1ecf l\u00e0 m\u1ed9t c\u00f4ng \u0111o\u1ea1n ph\u1ee5 th\u00ec sao?<\/p>\n\n\n\n
\u0110i\u1ec1u g\u00ec x\u1ea3y ra v\u1edbi chi ph\u00ed chi ti\u1ebft khi b\u1ea1n lo\u1ea1i b\u1ecf \u0111\u00fang m\u1ed9t c\u00f4ng \u0111o\u1ea1n ph\u1ee5?<\/h3>\n\n\n\n
H\u00e3y t\u00e1ch n\u00f3 ra. Gi\u1ea3 s\u1eed quy tr\u00ecnh ti\u00eau chu\u1ea9n c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u l\u00e0m ph\u1eb3ng tai h\u00e0n sau khi g\u1ea5p, b\u1eb1ng m\u00e1y \u00e9p ho\u1eb7c m\u00e1y m\u00e0i \u0111ai. M\u1ea5t 6 ph\u00fat v\u1edbi nh\u00e2n c\u00f4ng pha tr\u1ed9n $50\/gi\u1edd. T\u1ee9c l\u00e0 $5 cho m\u1ed7i chi ti\u1ebft. V\u1edbi 500 chi ti\u1ebft, ti\u1ebft ki\u1ec7m $2,500.<\/p>\n\n\n\n
Ho\u1eb7c d\u00f9ng v\u00ed d\u1ee5 r\u00f5 r\u00e0ng h\u01a1n: c\u00f4ng \u0111o\u1ea1n ph\u1ee5 $10 m\u1ed7i chi ti\u1ebft \u2014 h\u00e0n, m\u00e0i, l\u1eafp ph\u1ea7n c\u1ee9ng. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng c\u1ed9ng $5,000. \u0110i\u1ec1u \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh $5,000. \u0110i\u1ec3m h\u00f2a v\u1ed1n c\u1ee7a b\u1ea1n ch\u00ednh x\u00e1c l\u00e0 500 chi ti\u1ebft. Ch\u1ea1y 750 chi ti\u1ebft trong n\u0103m v\u00e0 b\u1ea1n t\u1ea1o ra $2,500 l\u1ee3i nhu\u1eadn bi\u00ean thu h\u1ed3i \u2014 l\u1ee3i t\u1ee9c 50% tr\u00ean d\u1ee5ng c\u1ee5 \u0111\u00f3 trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
Gi\u00e1 chi ti\u1ebft gi\u1ea3m t\u1eeb (c\u01a1 b\u1ea3n $6.03 + $10 c\u00f4ng \u0111o\u1ea1n ph\u1ee5) = $16.03 xu\u1ed1ng kho\u1ea3ng $4.67 chi ph\u00ed gia c\u00f4ng khi b\u1ea1n r\u00fat g\u1ecdn thao t\u00e1c. \u0110\u00f3 l\u00e0 ch\u00eanh l\u1ec7ch $11.36 cho m\u1ed7i chi ti\u1ebft, hay $5,680 tr\u00ean 500 chi ti\u1ebft. Ngay c\u1ea3 sau khi tr\u1eeb $5,000 d\u1ee5ng c\u1ee5, b\u1ea1n v\u1eabn l\u1eddi $680 \u1edf l\u00f4 \u0111\u1ea7u.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 l\u00fac nhi\u1ec1u ng\u01b0\u1eddi n\u00f3i, \u201cV\u00e2ng, nh\u01b0ng c\u00f2n ph\u1ebf ph\u1ea9m th\u00ec sao?\u201d T\u1ed1t th\u00f4i. H\u00e3y n\u00f3i v\u1ec1 \u201cthu\u1ebf th\u00f9ng ph\u1ebf li\u1ec7u\u201d.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed c\u00f4ng \u0111o\u1ea1n ph\u1ee5 \u00d7 s\u1ea3n l\u01b0\u1ee3ng \u2265 gi\u00e1 d\u1ee5ng c\u1ee5, th\u00ec 500 chi ti\u1ebft kh\u00f4ng ph\u1ea3i s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p \u2014 \u0111\u00f3 l\u00e0 \u0111i\u1ec3m chuy\u1ec3n \u0111\u1ed5i.<\/p>\n\n\n\n
Ng\u01b0\u1ee1ng t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m: \u1ede ph\u1ea7n tr\u0103m ch\u00ednh x\u00e1c n\u00e0o th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n tr\u1edf th\u00e0nh g\u00e1nh n\u1eb7ng t\u00e0i ch\u00ednh?<\/h3>\n\n\n\n
Gi\u1ea3 s\u1eed t\u1ea5m ph\u00f4i $25. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n t\u1ea1o ra 4% ph\u1ebf ph\u1ea9m th\u1ea9m m\u1ef9 ho\u1eb7c sai g\u00f3c. T\u1ee9c 20 chi ti\u1ebft l\u1ed7i trong 500. 20 \u00d7 $25 = $500 ti\u1ec1n v\u1eadt li\u1ec7u. Th\u00eam 4 ph\u00fat m\u1ed7i chi ti\u1ebft l\u00e0m l\u1ea1i v\u1edbi $70\/gi\u1edd \u2014 th\u00eam $93 n\u1eefa. T\u1ed5ng t\u00e1c \u0111\u1ed9ng ph\u1ebf ph\u1ea9m: kho\u1ea3ng $593 cho 500 chi\u1ebfc, ho\u1eb7c $1.19 tr\u00ean m\u1ed7i chi ti\u1ebft giao.<\/p>\n\n\n\n
Gi\u1ea3m ph\u1ebf ph\u1ea9m xu\u1ed1ng 1% nh\u1edd h\u00ecnh d\u1ea1ng ki\u1ec3m so\u00e1t. Gi\u1edd b\u1ea1n m\u1ea5t 5 chi ti\u1ebft, $125 v\u1eadt li\u1ec7u c\u1ed9ng th\u00eam $23 th\u1eddi gian g\u1ea5p l\u1ea1i. G\u1ecdi chung $148. Ch\u00eanh l\u1ec7ch gi\u1eefa c\u00e1c quy tr\u00ecnh: $445 cho 500 chi ti\u1ebft.<\/p>\n\n\n\n
Kho\u1ea3n $445 \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 8.9% c\u1ee7a d\u1ee5ng c\u1ee5 $5,000. C\u1ed9ng th\u00eam c\u00f4ng \u0111o\u1ea1n ph\u1ee5 b\u1ecb lo\u1ea1i b\u1ecf $5 m\u1ed7i chi ti\u1ebft ($2,500), b\u1ea1n \u0111\u00e3 b\u00f9 \u0111\u01b0\u1ee3c 59% chi ph\u00ed d\u1ee5ng c\u1ee5 tr\u01b0\u1edbc khi n\u00f3i \u0111\u1ebfn thi\u1ebft l\u1eadp.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 ph\u00e9p t\u00ednh ng\u01b0\u1ee1ng r\u00f5 r\u00e0ng: Ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m % \u00d7 chi ph\u00ed v\u1eadt li\u1ec7u \u00d7 s\u1ea3n l\u01b0\u1ee3ng = ph\u1ea7n b\u00f9 chi ph\u00ed d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n
N\u1ebfu c\u1ea3i thi\u1ec7n ph\u1ebf ph\u1ea9m \u2265 (chi ph\u00ed d\u1ee5ng c\u1ee5 \u00f7 (chi ph\u00ed v\u1eadt li\u1ec7u \u00d7 s\u1ea3n l\u01b0\u1ee3ng)), th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0 g\u00e1nh n\u1eb7ng. V\u1edbi d\u1ee5ng c\u1ee5 $5,000, ph\u00f4i $25 v\u00e0 500 chi ti\u1ebft, \u0111i\u1ec3m h\u00f2a v\u1ed1n ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m l\u00e0 40%. Nghe c\u00f3 v\u1ebb cao \u2014 cho \u0111\u1ebfn khi b\u1ea1n nh\u1edb r\u1eb1ng ch\u00fang ta \u0111ang c\u1ed9ng d\u1ed3n ph\u1ebf ph\u1ea9m v\u1edbi nh\u00e2n c\u00f4ng v\u00e0 thi\u1ebft l\u1eadp, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o ph\u1ebf ph\u1ea9m.<\/p>\n\n\n\n
Ch\u1ec9 ri\u00eang ph\u1ebf ph\u1ea9m hi\u1ebfm khi b\u00f9 \u0111\u1ee7 chi ph\u00ed d\u1ee5ng c\u1ee5. Ph\u1ebf ph\u1ea9m c\u1ed9ng m\u1ed9t c\u00f4ng \u0111o\u1ea1n b\u1ecb lo\u1ea1i b\u1ecf th\u00ec th\u01b0\u1eddng \u0111\u1ee7.<\/p>\n\n\n\n
V\u1eady \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi chi ti\u1ebft n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u01a1n h\u00e0ng m\u1ed9t l\u1ea7n?<\/p>\n\n\n\n
Kh\u1ea5u hao nh\u01b0 m\u1ed9t h\u1ec7 s\u1ed1 nh\u00e2n: Ch\u1ea1y c\u00f9ng m\u1ed9t nh\u00f3m chi ti\u1ebft qua nhi\u1ec1u c\u00f4ng vi\u1ec7c<\/h3>\n\n\n\n
H\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng th\u1ea5y 500 chi ti\u1ebft v\u00e0 ngh\u0129 \u201cch\u1ea1y ng\u1eafn h\u1ea1n.\u201d T\u00f4i th\u00ec th\u1ea5y 500 qu\u00fd n\u00e0y, 500 n\u0103m sau, v\u00e0 ba chi ti\u1ebft c\u00f9ng h\u1ecd s\u1eed d\u1ee5ng c\u00f9ng bi\u00ean d\u1ea1ng g\u1ea5p. Gi\u1edd th\u00ec d\u1ee5ng c\u1ee5 $5,000 \u0111\u00f3 kh\u00f4ng n\u1eb1m trong m\u1ed9t \u0111\u01a1n h\u00e0ng \u2014 m\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 tr\u00ean 1,500 chi ti\u1ebft trong hai n\u0103m.<\/p>\n\n\n\n
V\u1edbi 1.500 chi ti\u1ebft, kh\u1ea5u hao d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n l\u00e0 $3.33 cho m\u1ed7i chi ti\u1ebft. N\u1ebfu b\u1ea1n ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c $5 cho m\u1ed7i chi ti\u1ebft nh\u1edd lo\u1ea1i b\u1ecf c\u00f4ng \u0111o\u1ea1n ph\u1ee5 v\u00e0 $0.89 trong vi\u1ec7c x\u1eed l\u00fd, t\u1ed5ng c\u1ed9ng l\u00e0 $5.89 thu h\u1ed3i \u0111\u01b0\u1ee3c tr\u00ean m\u1ed7i chi ti\u1ebft. L\u1ee3i nhu\u1eadn r\u00f2ng: $2.56 m\u1ed7i chi ti\u1ebft \u00d7 1.500 = $3.840 l\u1ee3i nhu\u1eadn d\u01b0\u01a1ng sau khi tr\u1ea3 ti\u1ec1n d\u1ee5ng c\u1ee5. \u0110\u00f3 l\u00e0 l\u1ee3i nhu\u1eadn 76% trong su\u1ed1t v\u00f2ng \u0111\u1eddi c\u1ee7a d\u1ee5ng c\u1ee5, v\u00e0 ch\u00fang ta ch\u01b0a t\u00ednh \u0111\u1ebfn l\u1ea1m ph\u00e1t nh\u00e2n c\u00f4ng.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 ch\u1ed7 m\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u00e0i nghi v\u1ec1 t\u1ef1 \u0111\u1ed9ng h\u00f3a th\u01b0\u1eddng b\u1ecf l\u1ee1. M\u1ed9t m\u00e1y \u00e9p CNC tr\u1ecb gi\u00e1 $95.000 ch\u1ec9 sinh l\u1eddi n\u1ebfu s\u1ea3n l\u01b0\u1ee3ng \u0111\u1ee7 cao \u0111\u1ec3 v\u1eadn h\u00e0nh li\u00ean t\u1ee5c. Nh\u01b0ng m\u1ed9t b\u1ed9 khu\u00f4n \u0111\u1ed9t t\u00f9y ch\u1ec9nh tr\u1ecb gi\u00e1 $5.000 gi\u00fap lo\u1ea1i b\u1ecf $5 m\u1ed7i chi ti\u1ebft s\u1ebd ho\u00e0n v\u1ed1n sau 500 chi ti\u1ebft, ngay c\u1ea3 khi l\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t m\u00e1y \u00e9p NC tr\u1ecb gi\u00e1 $35.000. C\u1ea5p \u0111\u1ed9 m\u00e1y ch\u1ec9 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 d\u1ed1c, ch\u1ee9 kh\u00f4ng thay \u0111\u1ed5i to\u00e1n h\u1ecdc.<\/p>\n\n\n\n
N\u1ebfu l\u1ea1m ph\u00e1t lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m ho\u1eb7c bi\u00ean l\u1ee3i nhu\u1eadn s\u1ebd b\u1ecb hao m\u00f2n.<\/p>\n\n\n\n
N\u0103m tr\u0103m chi ti\u1ebft kh\u00f4ng ph\u1ea3i l\u00e0 con s\u1ed1 k\u1ef3 di\u1ec7u. \u0110\u00f3 ch\u1ec9 l\u00e0 \u0111i\u1ec3m m\u00e0 vi\u1ec7c lo\u1ea1i b\u1ecf m\u1ed9t th\u00f3i quen t\u1ed1n $10 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ed9t thanh th\u00e9p tr\u1ecb gi\u00e1 $5.000. Ch\u1ea1y 501 chi ti\u1ebft, b\u1ea1n b\u1eaft \u0111\u1ea7u c\u00f3 l\u00e3i. L\u00e0m l\u1ea1i n\u0103m sau, v\u00e0 chi\u1ebfc c\u1edd l\u00ea v\u1eabn gi\u1eef ch\u1eb7t tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c r\u00f2 r\u1ec9 \u0111\u00f3.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 c\u00e2u h\u1ecfi r\u00e0o ch\u1eafn m\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u00e0i nghi s\u1eafp h\u1ecfi: khi n\u00e0o ph\u00e9p t\u00ednh n\u00e0y kh\u00f4ng c\u00f2n hi\u1ec7u qu\u1ea3?<\/p>\n\n\n\n
Nguy c\u01a1 c\u1ee7a vi\u1ec7c thi\u1ebft k\u1ebf qu\u00e1 m\u1ee9c: Khi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n v\u1eabn th\u1eafng th\u1ebf<\/h2>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec3m m\u00e0 ph\u00e9p t\u00ednh \u1edf 500 chi ti\u1ebft b\u1ecb ph\u00e1 v\u1ee1: khi chi ti\u1ebft b\u1ea1n \u0111ang t\u00ednh to\u00e1n h\u00f4m nay c\u00f3 kh\u1ea3 n\u0103ng 30% thay \u0111\u1ed5i tr\u01b0\u1edbc khi b\u1ea1n giao chi\u1ebfc cu\u1ed1i c\u00f9ng. N\u1ebfu b\u1ea1n b\u1ecf ra $5.000 cho th\u00e9p t\u00f9y ch\u1ec9nh v\u00e0 b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt m\u1ea5t 6\u201310 tu\u1ea7n \u1edf m\u1ee9c, gi\u1ea3 s\u1eed, $85\/gi\u1edd trong 40 gi\u1edd ($3.400) tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u1eaft g\u1ecdt \u0111\u1ea7u ti\u00ean, th\u00ec b\u1ea1n \u0111\u00e3 cam k\u1ebft $8.400. N\u1ebfu chi\u1ec1u d\u00e0i m\u1eb7t b\u00edch thay \u0111\u1ed5i 0.125\" v\u00e0o qu\u00fd sau v\u00e0 d\u1ee5ng c\u1ee5 tr\u1edf th\u00e0nh \u0111\u1ed3 b\u1ecf \u0111i, th\u00ec \u0111\u00f3 l\u00e0 kho\u1ea3n lo\u1ea1i b\u1ecf 100% \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 kho\u1ea3n t\u0103ng l\u1ee3i nhu\u1eadn 12%.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n hao h\u1ee5t bi\u00ean l\u1ee3i nhu\u1eadn 10%. Nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t s\u1ef1 m\u1ea5t v\u1ed1n 15% n\u1ebfu b\u1ea1n ch\u1ec9 \u0111ang \u0111o\u00e1n thay v\u00ec c\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 n\u00f3i v\u1ec1 s\u1ef1 s\u1ee3 h\u00e3i. M\u00e0 l\u00e0 v\u1ec1 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro.<\/p>\n\n\n\n
N\u1ebfu x\u00e1c su\u1ea5t thay \u0111\u1ed5i thi\u1ebft k\u1ebf \u00d7 (chi ph\u00ed d\u1ee5ng c\u1ee5 + chi ph\u00ed k\u1ef9 thu\u1eadt) \u2265 ti\u1ebft ki\u1ec7m t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf c\u00f4ng \u0111o\u1ea1n, th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n th\u1eafng \u2014 b\u1ea5t k\u1ec3 th\u1eddi gian chu k\u1ef3 h\u1ea5p d\u1eabn \u0111\u1ebfn \u0111\u00e2u.<\/p>\n\n\n\n
Nguy\u00ean m\u1eabu v\u00e0 bi\u1ebfn \u0111\u1ed9ng thi\u1ebft k\u1ebf: \u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu h\u00ecnh h\u1ecdc chi ti\u1ebft thay \u0111\u1ed5i v\u00e0o qu\u00fd sau?<\/h3>\n\n\n\n
Nguy\u00ean m\u1eabu c\u00f3 th\u1ec3 \u0111\u00e1nh l\u1eeba b\u1ea1n.<\/p>\n\n\n\n
Ch\u00fang cho b\u1ea1n th\u1ea5y m\u1ed9t thao t\u00e1c u\u1ed1n m\u1ed9t l\u1ea7n trong 4 ph\u00fat v\u00e0 che gi\u1ea5u kh\u1ea3 n\u0103ng 25% r\u1eb1ng kh\u00e1ch h\u00e0ng s\u1ebd m\u1edf r\u1ed9ng m\u00e9p g\u1ea5p ho\u1eb7c th\u00eam g\u00e2n sau khi th\u1eed nghi\u1ec7m th\u1ef1c t\u1ebf. L\u00fac \u0111\u00f3, khu\u00f4n \u0111\u1ed9t $5.000 \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed c\u00f4ng \u0111o\u1ea1n c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f2n kh\u1edbp, v\u00e0 l\u1ed9 tr\u00ecnh l\u00e0m l\u1ea1i s\u1ebd t\u1ed1n th\u00eam 6\u201310 tu\u1ea7n c\u1ed9ng v\u1edbi $3.000\u2013$4.000 n\u1eefa cho th\u1eddi gian thi\u1ebft k\u1ebf. V\u1edbi m\u1ed9t \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft c\u00f3 m\u1ee9c ti\u1ebft ki\u1ec7m d\u1ef1 ki\u1ebfn $11.36 m\u1ed7i chi ti\u1ebft (t\u1ed5ng $5.680), vi\u1ec7c ph\u1ea3i l\u00e0m l\u1ea1i h\u00ecnh h\u1ecdc s\u1ebd x\u00f3a s\u1ea1ch 148% c\u1ee7a kho\u1ea3n l\u1ee3i nhu\u1eadn mong \u0111\u1ee3i.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n nh\u00ecn c\u00f3 v\u1ebb ch\u1eadm h\u01a1n v\u1edbi $6.03 m\u1ed7i chi ti\u1ebft c\u1ed9ng th\u00eam $10 cho c\u00f4ng \u0111o\u1ea1n ph\u1ee5. Nh\u01b0ng khi b\u1ea3n v\u1ebd thay \u0111\u1ed5i, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111o\u1ea1n, ch\u1ec9nh l\u1ea1i th\u01b0\u1edbc ch\u1eb7n v\u00e0 ti\u1ebfp t\u1ee5c giao h\u00e0ng. Kh\u00f4ng th\u00e9p l\u00e3ng ph\u00ed. Kh\u00f4ng lo l\u1eafng v\u1ec1 ti\u1ebfn \u0111\u1ed9. B\u1ea1n tr\u1ea3 gi\u00e1 b\u1eb1ng th\u1eddi gian chu k\u1ef3, kh\u00f4ng ph\u1ea3i b\u1eb1ng v\u1ed1n.<\/p>\n\n\n\n
N\u1ebfu bi\u1ebfn \u0111\u1ed9ng h\u00ecnh h\u1ecdc > 20% tr\u01b0\u1edbc khi giao \u0111\u01b0\u1ee3c 500 chi ti\u1ebft, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng ph\u1ea3i l\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u2014 m\u00e0 l\u00e0 canh b\u1ea1c.<\/p>\n\n\n\n
C\u00e1i b\u1eaby th\u1eddi gian cung \u1ee9ng: Li\u1ec7u l\u1ecbch s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n c\u00f3 ch\u1ecbu n\u1ed5i giai \u0111o\u1ea1n k\u1ef9 thu\u1eadt 6\u201310 tu\u1ea7n?<\/h3>\n\n\n\n
D\u00f2ng ti\u1ec1n lu\u00f4n gh\u00e9t c\u00e1c tu\u1ea7n ch\u1ebft.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng ch\u1ec9 t\u1ed1n $5.000 \u2014 n\u00f3 c\u00f2n t\u1ed1n th\u1eddi gian. S\u00e1u \u0111\u1ebfn m\u01b0\u1eddi tu\u1ea7n m\u00e0 c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n b\u1ecb treo trong khi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u ngay ng\u00e0y mai. N\u1ebfu s\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u00f3 l\u00e0m tr\u00ec ho\u00e3n $150.000 gi\u00e1 tr\u1ecb c\u00e1c b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p k\u1ebf ti\u1ebfp v\u00e0 b\u1ea1n \u0111ang g\u00e1nh 1.5% chi ph\u00ed duy tr\u00ec h\u00e0ng th\u00e1ng cho s\u1ea3n ph\u1ea9m d\u1edf dang, th\u00ec \u0111\u00f3 l\u00e0 $2.250 m\u1ed7i th\u00e1ng chi ph\u00ed l\u01b0u kho. Hai th\u00e1ng ch\u1edd th\u00e9p l\u00e0 \u0111\u00e3 \u0111\u1ed1t $4.500 \u2014 g\u1ea7n b\u1eb1ng to\u00e0n b\u1ed9 gi\u00e1 d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu kh\u00e1ch h\u00e0ng mu\u1ed1n s\u1ea3n ph\u1ea9m m\u1eabu \u0111\u1ea7u ti\u00ean trong ba tu\u1ea7n? B\u1ea1n s\u1ebd ph\u1ea3i g\u1ea5p r\u00fat ch\u1ebf t\u1ea1o d\u1ee5ng c\u1ee5 v\u1edbi m\u1ee9c ph\u1ee5 ph\u00ed 20% (t\u1ee9c th\u00eam $1.000 cho b\u1ed9 d\u1ee5ng c\u1ee5 $5.000) ho\u1eb7c quay l\u1ea1i d\u00f9ng d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n v\u00e0 ch\u1ea5p nh\u1eadn s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 trong thi\u1ebft l\u1eadp m\u00e0 b\u1ea1n c\u1ed1 tr\u00e1nh tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh ti\u1ebft ki\u1ec7m $5 cho m\u1ed7i chi ti\u1ebft trong 500 chi ti\u1ebft. Nh\u01b0ng n\u1ebfu h\u00ecnh ph\u1ea1t v\u1ec1 ti\u1ebfn \u0111\u1ed9 l\u00e0 $4.500 tr\u01b0\u1edbc khi b\u1ea1n k\u1ecbp b\u1eaft \u0111\u1ea7u chu k\u1ef3, th\u00ec \u0111i\u1ec3m h\u00f2a v\u1ed1n c\u1ee7a b\u1ea1n v\u1eeba t\u0103ng g\u1ea5p \u0111\u00f4i l\u00ean 900\u20131.000 chi ti\u1ebft.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed tr\u1ec5 th\u1eddi gian giao h\u00e0ng \u2265 kho\u1ea3n ti\u1ebft ki\u1ec7m khi ch\u1ea1y \u0111\u1ea7u ti\u00ean, th\u00ec t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t tr\u1ed9i h\u01a1n s\u1ef1 tinh t\u1ebf.<\/p>\n\n\n\n
Y\u1ebfu t\u1ed1 r\u1ee7i ro nh\u00e0 cung c\u1ea5p: Chuy\u1ec7n g\u00ec x\u1ea3y ra khi m\u1ed9t d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh b\u1ecb h\u1ecfng gi\u1eefa ch\u1eebng?<\/h3>\n\n\n\n
C\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n c\u0169ng c\u00f3 th\u1ec3 h\u1ecfng. S\u1ef1 kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u c\u1ee7a h\u00e0ng t\u1ed3n kho.<\/p>\n\n\n\n
L\u00e0m g\u00e3y m\u1ed9t khu\u00f4n V ti\u00eau chu\u1ea9n 1\u2033, b\u1ea1n ch\u1ec9 c\u1ea7n l\u1ea5y c\u00e1i kh\u00e1c t\u1eeb gi\u00e1 \u0111\u1ee1. C\u00f3 th\u1ec3 b\u1ea1n m\u1ea5t 2 gi\u1edd \u1edf m\u1ee9c $70\/gi\u1edd \u2014 $140. L\u00e0m n\u1ee9t m\u1ed9t ch\u00e0y \u0111\u1ed9t chia \u0111o\u1ea1n t\u00f9y ch\u1ec9nh v\u1edbi th\u1eddi gian thay th\u1ebf 4 tu\u1ea7n v\u00e0 l\u00f4 500 chi ti\u1ebft c\u1ee7a b\u1ea1n b\u1ecb \u0111\u00ecnh tr\u1ec7. N\u1ebfu m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n t\u1ea1o ra bi\u00ean l\u1ee3i nhu\u1eadn \u0111\u00f3ng g\u00f3p $120\/gi\u1edd v\u00e0 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng 40 gi\u1edd trong m\u1ed9t tu\u1ea7n, th\u00ec \u0111\u00f3 l\u00e0 $4,800 chi ph\u00ed c\u01a1 h\u1ed9i \u2014 ch\u01b0a t\u00ednh v\u1eadn chuy\u1ec3n g\u1ea5p v\u00e0 ph\u00ed l\u00e0m l\u1ea1i.<\/p>\n\n\n\n
Gi\u1edd \u0111\u00e2y, d\u1ee5ng c\u1ee5 $5,000 c\u1ee7a b\u1ea1n mang theo m\u1ed9t kho\u1ea3n b\u1ea3o hi\u1ec3m ng\u1ea7m \u0111\u1ecbnh.<\/p>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 ph\u00f2ng ng\u1eeba b\u1eb1ng c\u00e1ch \u0111\u1eb7t h\u00e0ng tr\u00f9ng l\u1eb7p. Ch\u00fac m\u1eebng \u2014 chi ph\u00ed d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n v\u1eeba t\u0103ng g\u1ea5p \u0111\u00f4i l\u00ean $10,000, v\u00e0 b\u00e0i to\u00e1n 500 chi ti\u1ebft c\u1ee7a b\u1ea1n tan bi\u1ebfn.<\/p>\n\n\n\n
N\u1ebfu r\u1ee7i ro h\u1ecfng d\u1ee5ng c\u1ee5 \u0111\u01a1n \u0111i\u1ec3m \u00d7 chi ph\u00ed ng\u1eebng m\u00e1y > kho\u1ea3n ti\u1ebft ki\u1ec7m t\u1eeb c\u00f4ng \u0111o\u1ea1n ph\u1ee5 \u0111\u01b0\u1ee3c nh\u00e2n \u0111\u00f4i, th\u00ec c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0 l\u1ef1a ch\u1ecdn l\u1ee3i nhu\u1eadn an to\u00e0n h\u01a1n.<\/p>\n\n\n\n
B\u1ea1n c\u00f3 \u0111ang che gi\u1ea5u l\u1ed7 h\u1ed5ng k\u1ef9 n\u0103ng c\u01a1 b\u1ea3n c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh ho\u1eb7c s\u1ef1 b\u1ea5t \u1ed5n trong quy tr\u00ecnh b\u1eb1ng th\u00e9p t\u00f9y ch\u1ec9nh \u0111\u1eaft ti\u1ec1n kh\u00f4ng?<\/h3>\n\n\n\n
C\u00e2u n\u00e0y th\u1eadt \u0111au.<\/p>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c x\u01b0\u1edfng chi $7,000 cho m\u1ed9t d\u1ee5ng c\u1ee5 \u0111\u1ecbnh h\u00ecnh ph\u1ee9c t\u1ea1p \u0111\u1ec3 \u201cs\u1eeda\u201d t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m 6% th\u1ef1c ra l\u00e0 do c\u0103n ch\u1ec9nh \u0111\u1ed9 cong k\u00e9m v\u00e0 \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t. Ph\u1ebf ph\u1ea9m t\u1ed1n $593 cho m\u1ed7i 500 chi ti\u1ebft. H\u1ecd \u0111\u00e3 ti\u00eau t\u1ed1n 1,180% cho v\u1ea5n \u0111\u1ec1 m\u00e0 \u0111\u00e1ng l\u1ebd ch\u1ec9 c\u1ea7n \u0111\u00e0o t\u1ea1o l\u1ea1i.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh l\u00e0m ch\u1eb7t \u0111\u01b0\u1eddng th\u1ee7y l\u1ef1c. Nh\u01b0ng n\u1ebfu ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 gi\u1eef g\u00f3c trong \u00b10,5\u00b0 trong c\u00f4ng vi\u1ec7c ti\u00eau chu\u1ea9n, th\u00ec s\u1ef1 b\u1ea5t \u1ed5n \u0111\u00f3 s\u1ebd xu\u1ea5t hi\u1ec7n \u1edf n\u01a1i kh\u00e1c \u2014 g\u00f3c b\u1ecb n\u1ee9t, va \u0111\u1eadp qu\u00e1 t\u1ea3i, m\u00f2n d\u1ee5ng c\u1ee5 s\u1edbm. B\u1ea1n kh\u00f4ng th\u1ec3 s\u1eeda m\u1ed9t l\u1ed7 h\u1ed5ng \u0111\u00e0o t\u1ea1o tr\u1ecb gi\u00e1 $1,000 b\u1eb1ng th\u00e9p $5,000 m\u00e0 g\u1ecdi \u0111\u00f3 l\u00e0 th\u00f4ng minh \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n bu\u1ed9c ph\u1ea3i c\u00f3 k\u1ef7 lu\u1eadt. N\u00f3 l\u00e0m l\u1ed9 s\u1ef1 l\u1ec7ch quy tr\u00ecnh \u1edf m\u1ee9c ph\u1ebf ph\u1ea9m $1.19 m\u1ed7i chi ti\u1ebft thay v\u00ec ch\u00f4n gi\u1ea5u trong v\u1ed1n kh\u1ea5u hao.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed b\u1ea5t \u1ed5n quy tr\u00ecnh < ph\u1ea7n ch\u00eanh l\u1ec7ch c\u00f4ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec h\u00e3y s\u1eeda quy tr\u00ecnh \u2014 kh\u00f4ng ph\u1ea3i d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh cho 500 chi ti\u1ebft l\u00e0 b\u00e0i to\u00e1n, kh\u00f4ng ph\u1ea3i ph\u00e9p m\u00e0u. N\u00f3 ch\u1ec9 hi\u1ec7u qu\u1ea3 khi h\u00ecnh d\u1ea1ng \u1ed5n \u0111\u1ecbnh, l\u1ecbch tr\u00ecnh d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c, nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 ch\u1ea1y chi ti\u1ebft s\u1ea1ch. Thi\u1ebfu m\u1ed9t trong s\u1ed1 \u0111\u00f3, v\u00e0 \u201cc\u00e1i c\u1edd l\u00ea tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng r\u00f2\u201d tr\u1edf th\u00e0nh m\u1ed9t canh b\u1ea1c \u0111\u1eaft \u0111\u1ecf.<\/p>\n\n\n\n
V\u1eady c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201c500 chi ti\u1ebft c\u00f3 \u0111\u00e1ng \u0111\u1ec3 l\u00e0m d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng?\u201d<\/p>\n\n\n\n
M\u00e0 l\u00e0: doanh nghi\u1ec7p c\u1ee7a b\u1ea1n c\u00f3 ch\u1ecbu \u0111\u1ef1ng n\u1ed5i thi\u1ec7t h\u1ea1i $8,000 n\u1ebfu gi\u1ea3 \u0111\u1ecbnh thay \u0111\u1ed5i kh\u00f4ng?<\/p>\n\n\n\n
Chuy\u1ec3n \u0111\u1ed5i Th\u1eddi gian Chu k\u1ef3 th\u00e0nh Gi\u00e1 tr\u1ecb Ti\u1ec1n t\u1ec7 R\u00f5 r\u00e0ng cho Ban L\u00e3nh \u0111\u1ea1o<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n m\u1ed9t ng\u01b0\u1ee1ng k\u00edch ho\u1ea1t kh\u00e1ch quan \u1edf 500 chi ti\u1ebft \u01b0? \u0110\u1eebng tranh lu\u1eadn v\u1ec1 chi ti\u1ebft n\u1eefa. H\u00e3y b\u1eaft \u0111\u1ea7u tranh lu\u1eadn v\u1ec1 s\u1ed1 ti\u1ec1n b\u1ea1n \u0111ang \u0111\u1ec3 th\u1ea5t tho\u00e1t.<\/p>\n\n\n\n
Trong m\u1ed9t v\u1ecf h\u1ed9p 500 chi ti\u1ebft, ch\u00fang t\u00f4i \u0111\u00e3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 27 gi\u00e2y m\u1ed7i chi ti\u1ebft v\u1edbi d\u1ee5ng c\u1ee5 nhi\u1ec1u giai \u0111o\u1ea1n. Nghe c\u00f3 v\u1ebb nh\u01b0 l\u1eddi khoe khoang k\u1ef9 thu\u1eadt. Nh\u01b0ng 27 gi\u00e2y \u00d7 500 chi ti\u1ebft = 13.500 gi\u00e2y, hay 3,75 gi\u1edd m\u00e1y u\u1ed1n. \u1ede m\u1ee9c chi ph\u00ed th\u1ef1c t\u1ebf l\u00e0 $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $318.75 cho m\u00e1y u\u1ed1n. Kh\u00f4ng ai k\u00fd PO $7,500 \u0111\u1ec3 ti\u1ebft ki\u1ec7m $318.75 c\u1ea3. \u0110\u00f3 l\u00e0 4.2% chi ph\u00ed d\u1ee5ng c\u1ee5. Ch\u1ec9 l\u00e0 ti\u1ebfng \u1ed3n.<\/p>\n\n\n\n
Nh\u01b0ng to\u00e1n h\u1ecdc th\u00ec kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
C\u00f9ng \u201c27 gi\u00e2y\u201d \u0111\u00f3 lo\u1ea1i b\u1ecf 500 l\u1ea7n chuy\u1ec3n tay, 500 l\u1ea7n k\u1eb9p l\u1ea1i v\u00e0 500 c\u01a1 h\u1ed9i g\u00e2y ph\u1ebf ph\u1ea9m tr\u1ecb gi\u00e1 $42 tr\u00ean th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 14-gauge. T\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m gi\u1ea3m t\u1eeb 4% xu\u1ed1ng 1%. V\u1edbi 500 chi ti\u1ebft \u1edf gi\u00e1 tr\u1ecb v\u1eadt li\u1ec7u $42, \u0111\u00f3 l\u00e0 15 chi ti\u1ebft ti\u1ebft ki\u1ec7m, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $630. Gi\u1edd ch\u00fang ta \u1edf m\u1ee9c $948.75. V\u1eabn ch\u01b0a t\u1edbi $7,500. V\u1eady t\u1ea1i sao \u0111i\u1ec1u n\u00e0y v\u1eabn c\u00f3 hi\u1ec7u qu\u1ea3?<\/p>\n\n\n\n
B\u1edfi v\u00ec th\u1eddi gian chu k\u1ef3 ch\u1ec9 l\u00e0 ph\u1ea7n r\u00f2 r\u1ec9 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y. Ti\u1ec1n th\u1eadt n\u1eb1m \u1edf ph\u00eda h\u1ea1 ngu\u1ed3n.<\/p>\n\n\n\n
N\u1ebfu nh\u1eefng gi\u00e2y b\u1ecb c\u1eaft gi\u1ea3m c\u1ee7a b\u1ea1n ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian m\u00e1y, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh l\u00e0 m\u1ed9t s\u1ef1 xa x\u1ec9. Nh\u01b0ng n\u1ebfu nh\u1eefng gi\u00e2y \u0111\u00f3 l\u00e0m gi\u1ea3m ph\u1ebf ph\u1ea9m, thao t\u00e1c v\u00e0 ki\u1ec3m tra, th\u00ec b\u1ea1n \u0111ang mua l\u1ea1i bi\u00ean l\u1ee3i nhu\u1eadn.<\/p>\n\n\n\n
B\u1ea1n \u0111ang tr\u1ea3 ti\u1ec1n cho d\u1ee5ng c\u1ee5 \u2014 hay cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3?<\/h3>\n\n\n\n
Ban l\u00e3nh \u0111\u1ea1o th\u1ea5y m\u1ed9t d\u1ee5ng c\u1ee5 $7.500. H\u1ecd kh\u00f4ng th\u1ea5y ch\u1ed7 r\u00f2 r\u1ec9 th\u1ee7y l\u1ef1c 2% trong m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n c\u00f3 v\u1ebb nh\u01b0 \u0111\u00e3 \u201c\u0111\u01b0\u1ee3c tr\u1ea3 xong\u201d. Nh\u01b0ng n\u1ebfu n\u00f3 bu\u1ed9c ph\u1ea3i c\u00f3 m\u1ed9t m\u1ed1i h\u00e0n ph\u1ee5 $10 tr\u00ean 500 chi ti\u1ebft, th\u00ec \u0111\u00f3 l\u00e0 $5.000 m\u1ed7i n\u0103m cho m\u1ed9t c\u00f4ng vi\u1ec7c. Th\u00eam $144 chi ph\u00ed lao \u0111\u1ed9ng d\u1ecdn d\u1eb9p nh\u01b0 ch\u00fang ta t\u1eebng th\u1ea5y tr\u01b0\u1edbc \u0111\u00e2y, c\u1ed9ng v\u1edbi $630 ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m, v\u00e0 gi\u1edd b\u1ea1n \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi $5.774 chi ph\u00ed k\u00e9m hi\u1ec7u qu\u1ea3 h\u1eb1ng n\u0103m. \u0110\u00f3 l\u00e0 77% gi\u00e1 c\u1ee7a d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
Sai l\u1ea7m l\u00e0 coi d\u1ee5ng c\u1ee5 l\u00e0 v\u1ed1n \u0111\u1ea7u t\u01b0 v\u00e0 coi s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 l\u00e0 ti\u1ebfng \u1ed3n v\u1eadn h\u00e0nh. M\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. C\u00f2n c\u00e1i kia l\u1eb7p l\u1ea1i \u1edf m\u1ecdi c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n
V\u00ec v\u1eady h\u00e3y h\u1ecfi th\u1eb3ng: trong 12 th\u00e1ng, ch\u00fang ta \u0111ang mua $7.500 b\u1eb1ng th\u00e9p, hay \u0111ang tr\u1ea3 $5.774 m\u1ed7i n\u0103m cho \u201cthu\u1ebf th\u00f9ng ph\u1ebf li\u1ec7u\u201d? N\u1ebfu c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i hai l\u1ea7n, \u0111\u00f3 l\u00e0 $11.548 b\u1ecb m\u1ea5t. Gi\u1edd c\u00e1i \u201cd\u1ee5ng c\u1ee5 \u0111\u1eaft ti\u1ec1n\u201d l\u1ea1i r\u1ebb h\u01a1n 35% so v\u1edbi vi\u1ec7c ti\u1ebfp t\u1ee5c linh ho\u1ea1t.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed k\u00e9m hi\u1ec7u qu\u1ea3 h\u1eb1ng n\u0103m \u00d7 s\u1ed1 n\u0103m d\u1ef1 ki\u1ebfn \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 + chi ph\u00ed k\u1ef9 thu\u1eadt, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh th\u1eafng \u2014 ngay c\u1ea3 \u1edf m\u1ee9c 500 chi ti\u1ebft.<\/p>\n\n\n\n
Ch\u1ec9 s\u1ed1 n\u00e0o th\u1eafng trong cu\u1ed9c tranh lu\u1eadn ng\u00e2n s\u00e1ch: Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng m\u00e1y thu\u1ea7n t\u00fay hay c\u00f4ng \u0111o\u1ea1n h\u00e0n h\u1ea1 ngu\u1ed3n b\u1ecb lo\u1ea1i b\u1ecf?<\/h3>\n\n\n\n
C\u00e1c gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh th\u00edch t\u1ec9 l\u1ec7 ph\u1ea7n tr\u0103m th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng. \u201cHi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng m\u00e1y u\u1ed1n t\u1eeb 68% l\u00ean 74%.\u201d Nghe c\u00f3 v\u1ebb l\u00e0 m\u1ed9t chi\u1ebfn th\u1eafng tr\u1ecb gi\u00e1 kho\u1ea3ng $2.000. Nh\u01b0ng \u0111\u00f3 l\u00e0 \u0111i\u1ec1u tr\u1eebu t\u01b0\u1ee3ng.<\/p>\n\n\n\n
H\u00e3y n\u00f3i v\u1edbi h\u1ecd r\u1eb1ng b\u1ea1n \u0111\u00e3 lo\u1ea1i b\u1ecf 500 m\u1ed1i h\u00e0n gi\u00e1 $6 m\u1ed7i m\u1ed1i (t\u00ednh \u0111\u1ee7 chi ph\u00ed) \u2014 \u0111\u00f3 l\u00e0 $3.000. Th\u00eam 6 gi\u1edd m\u00e0i m\u1ed1i h\u00e0n v\u1edbi gi\u00e1 $38\/gi\u1edd \u2014 $228. Th\u00eam 3 gi\u1edd ki\u1ec3m tra QC l\u1ea1i v\u1edbi gi\u00e1 $45\/gi\u1edd \u2014 $135. T\u1ed5ng c\u1ed9ng l\u00e0 $3.363 \u0111\u01b0\u1ee3c lo\u1ea1i kh\u1ecfi chi ph\u00ed l\u01b0\u01a1ng trong m\u1ed9t l\u00f4 500 chi ti\u1ebft.<\/p>\n\n\n\n
Gi\u1edd h\u00e3y so s\u00e1nh v\u1edbi th\u1eddi gian u\u1ed1n: ti\u1ebft ki\u1ec7m 3,75 gi\u1edd \u1edf m\u1ee9c $85\/gi\u1edd l\u00e0 $318,75. Th\u1eddi gian m\u00e1y ch\u1ec9 chi\u1ebfm 9% c\u1ee7a c\u00e2u chuy\u1ec7n t\u00e0i ch\u00ednh. Ph\u1ea7n c\u00f2n l\u1ea1i l\u00e0 lao \u0111\u1ed9ng m\u00e0 b\u1ea1n kh\u00f4ng bao gi\u1edd c\u1ea7n l\u00ean l\u1ecbch n\u1eefa.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 n\u01a1i c\u00e1c x\u01b0\u1edfng m\u1ea5t uy t\u00edn: h\u1ecd n\u00f3i v\u1ec1 \u201cu\u1ed1n nhanh h\u01a1n\u201d thay v\u00ec \u201clo\u1ea1i b\u1ecf nh\u00e2n c\u00f4ng h\u00e0n.\u201d Ban l\u00e3nh \u0111\u1ea1o c\u1eaft gi\u1ea3m chi ph\u00ed nh\u00e2n c\u00f4ng tr\u01b0\u1edbc khi h\u1ecd \u0103n m\u1eebng t\u1ed1c \u0111\u1ed9 m\u00e1y.<\/p>\n\n\n\n
N\u1ebfu s\u1ed1 ti\u1ec1n ti\u1ebft ki\u1ec7m t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf lao \u0111\u1ed9ng h\u1ea1 ngu\u1ed3n > ti\u1ebft ki\u1ec7m t\u1eeb gi\u1edd m\u00e1y u\u1ed1n thu\u1ea7n t\u00fay, th\u00ec h\u00e3y d\u1eabn \u0111\u1ea7u b\u1eb1ng l\u1ee3i \u00edch t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf lao \u0111\u1ed9ng \u2014 kh\u00f4ng ph\u1ea3i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n
C\u00e1ch tr\u00ecnh b\u00e0y ph\u1ea7n ch\u00eanh l\u1ec7ch gi\u00e1 d\u1ee5ng c\u1ee5 nh\u01b0 s\u1ef1 ph\u1ee5c h\u1ed3i bi\u00ean l\u1ee3i nhu\u1eadn, ch\u1ee9 kh\u00f4ng ph\u1ea3i chi ph\u00ed t\u0103ng th\u00eam<\/h3>\n\n\n\n
\u0110\u1eebng b\u01b0\u1edbc v\u00e0o v\u00e0 h\u1ecfi xin $7.500.<\/p>\n\n\n\n
H\u00e3y b\u01b0\u1edbc v\u00e0o v\u00e0 tr\u00ecnh b\u00e0y r\u1eb1ng m\u1ed9t c\u00f4ng vi\u1ec7c 500 chi ti\u1ebft hi\u1ec7n \u0111ang g\u00e1nh chi ph\u00ed \u1ea9n $11,36 m\u1ed7i chi ti\u1ebft gi\u1eefa ph\u1ebf ph\u1ea9m, h\u00e0n, x\u1eed l\u00fd v\u00e0 ki\u1ec3m tra. T\u1ed5ng c\u1ed9ng l\u00e0 $5.680 m\u1ed7i \u0111\u1ee3t. N\u1ebfu d\u1ee5ng c\u1ee5 lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c $8 m\u1ed7i chi ti\u1ebft trong s\u1ed1 \u0111\u00f3, b\u1ea1n thu h\u1ed3i $4.000 \u1edf l\u00f4 \u0111\u1ea7u ti\u00ean v\u00e0 $1.680 \u1edf l\u00f4 th\u1ee9 hai. Sau \u0111\u00f3, m\u1ecdi l\u00f4 \u0111\u1ec1u l\u00e0 100% ph\u1ee5c h\u1ed3i bi\u00ean l\u1ee3i nhu\u1eadn.<\/p>\n\n\n\n
Gi\u1edd cu\u1ed9c tr\u00f2 chuy\u1ec7n chuy\u1ec3n t\u1eeb \u201cCh\u00fang ta c\u00f3 \u0111\u1ee7 kh\u1ea3 n\u0103ng kh\u00f4ng?\u201d sang \u201cT\u1ea1i sao ch\u00fang ta v\u1eabn ch\u1ecdn ch\u1ea3y m\u00e1u 8% tr\u00ean m\u00e3 h\u00e0ng n\u00e0y?\u201d<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 ph\u1ea7n kh\u00f4ng hi\u1ec3n nhi\u00ean: ng\u01b0\u1ee1ng 500 chi ti\u1ebft kh\u00f4ng li\u00ean quan \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng. N\u00f3 li\u00ean quan \u0111\u1ebfn m\u1eadt \u0111\u1ed9 l\u00e3ng ph\u00ed. M\u1ed9t chi ti\u1ebft c\u1ea9u th\u1ea3 c\u00f3 12% chi ph\u00ed ph\u1ee5 \u1ea9n ch\u1ee9a bi\u1ec7n minh cho vi\u1ec7c d\u00f9ng d\u1ee5ng c\u1ee5 th\u00e9p t\u00f9y ch\u1ec9nh nhanh h\u01a1n so v\u1edbi m\u1ed9t chi ti\u1ebft 2.000 c\u00e1i s\u1ea1ch s\u1ebd, c\u00f3 quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd. Kh\u1ed1i l\u01b0\u1ee3ng g\u00e2y \u1ed3n \u00e0o. M\u1eadt \u0111\u1ed9 l\u00e3ng ph\u00ed m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n
V\u00ec v\u1eady khung t\u01b0 duy r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 truy\u1ec1n \u0111\u1ea1t trong ph\u00f2ng h\u1ecdp:<\/p>\n\n\n\n
\n- \u0110\u1ecbnh l\u01b0\u1ee3ng c\u00e1c thao t\u00e1c \u0111\u00e3 lo\u1ea1i b\u1ecf t\u00ednh theo \u0111\u00f4 la cho m\u1ed7i chi ti\u1ebft.<\/li>\n\n\n\n
- Nh\u00e2n v\u1edbi s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m th\u1ef1c t\u1ebf.<\/li>\n\n\n\n
- Chi\u1ebft kh\u1ea5u theo h\u1ec7 s\u1ed1 r\u1ee7i ro trung th\u1ef1c c\u1ee7a b\u1ea1n (thay \u0111\u1ed5i thi\u1ebft k\u1ebf %, ch\u1eadm tr\u1ec5 t\u1eeb nh\u00e0 cung c\u1ea5p %, r\u1ee7i ro h\u1ecfng h\u00f3c).<\/li>\n<\/ol>\n\n\n\n
N\u1ebfu (Chi ph\u00ed \u0111\u00e3 lo\u1ea1i b\u1ecf tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m \u00d7 h\u1ec7 s\u1ed1 \u1ed5n \u0111\u1ecbnh) \u2265 t\u1ed5ng m\u1ee9c r\u1ee7i ro d\u1ee5ng c\u1ee5, th\u00ec ph\u00ea duy\u1ec7t d\u1ee5ng c\u1ee5. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang suy \u0111o\u00e1n.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng \u0111ang th\u00fac \u0111\u1ea9y t\u1ed1c \u0111\u1ed9. B\u1ea1n \u0111ang si\u1ebft ch\u1eb7t m\u1ed9t d\u00e2y chuy\u1ec1n b\u1ecb r\u00f2 r\u1ec9 \u0111ang l\u00e0m th\u1ea5t tho\u00e1t 6%\u201312% l\u1ee3i nhu\u1eadn m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
N\u1ebfu l\u1ea1m ph\u00e1t lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m ho\u1eb7c bi\u00ean l\u1ee3i nhu\u1eadn s\u1ebd b\u1ecb hao m\u00f2n.<\/p>","protected":false},"excerpt":{"rendered":"
V\u00e0o th\u1ee9 Ba tu\u1ea7n tr\u01b0\u1edbc, t\u00f4i \u0111\u00e3 xem m\u1ed9t b\u1ed9 ph\u1eadn 600 m\u1ea3nh ch\u1ea1y \u201cm\u01b0\u1ee3t m\u00e0.\u201d T\u00e1m l\u1ea7n u\u1ed1n tr\u00ean m\u1ed9t khu\u00f4n V ti\u00eau chu\u1ea9n. Sau \u0111\u00f3, hai c\u00f4ng nh\u00e2n \u0111\u00e3 d\u00e0nh 3,5 gi\u1edd \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft ph\u1ed3ng v\u00e0 l\u00e0m ph\u1eb3ng s\u1ef1 bi\u1ebfn d\u1ea1ng v\u1edbi t\u1ed1c \u0111\u1ed9 $32\/gi\u1edd m\u1ed7i ng\u01b0\u1eddi. \u0110\u00f3 l\u00e0 $224 trong chi ph\u00ed lao \u0111\u1ed9ng sau khi m\u00e1y u\u1ed1n d\u1eebng chu k\u1ef3. Kh\u00f4ng ai ghi \u201cc\u00e1c thao t\u00e1c ph\u1ee5\u201d tr\u00ean t\u1edd h\u00e0nh tr\u00ecnh. N\u00f3 ch\u1ec9 n\u1eb1m \u0111\u00f3, im l\u1eb7ng, nh\u01b0 m\u1ed9t [\u2026]<\/p>","protected":false},"author":3,"featured_media":936,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-932","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=932"}],"version-history":[{"count":2,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932\/revisions"}],"predecessor-version":[{"id":1083,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932\/revisions\/1083"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/936"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/figure>\n\n\n\n\u0110\u1ea7u nh\u1eefng n\u0103m 2000, t\u00f4i tr\u1ea3 $18\/gi\u1edd cho th\u1ee3 v\u1eadn h\u00e0nh m\u00e1y ch\u1ea5n. M\u1ed9t ph\u00fat d\u1ecdn d\u1eb9p t\u1ed1n $0.30 m\u1ed7i chi ti\u1ebft. V\u1edbi 1.000 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $300. Th\u1eadt kh\u00f3 \u0111\u1ec3 bi\u1ec7n minh cho khu\u00f4n t\u00f9y ch\u1ec9nh gi\u00e1 $3,500.<\/p>\n\n\n\n
Tua nhanh \u0111\u1ebfn hi\u1ec7n t\u1ea1i. C\u00f9ng m\u1ed9t ph\u00fat \u0111\u00f3 gi\u1edd t\u1ed1n $0.53. C\u00f9ng 1.000 chi ti\u1ebft gi\u1edd t\u1ed1n $530. C\u1ed9ng th\u00eam chi ph\u00ed nh\u00e2n c\u00f4ng ph\u1ee5 th\u00ec x\u1ea5p x\u1ec9 $650. D\u00f2ng chi ph\u00ed lao \u0111\u1ed9ng \u0111\u00e3 t\u0103ng g\u1ea5p \u0111\u00f4i; nh\u01b0ng quy t\u1eafc trong \u0111\u1ea7u th\u00ec kh\u00f4ng \u0111\u1ed5i.<\/p>\n\n\n\n
Trong khi \u0111\u00f3, CAD v\u00e0 c\u1eaft d\u00e2y EDM \u0111\u00e3 khi\u1ebfn vi\u1ec7c ch\u1ebf t\u1ea1o d\u1ee5ng c\u1ee5 ng\u1eafn h\u1ea1n r\u1ebb h\u01a1n v\u00e0 nhanh h\u01a1n. Nh\u1eefng g\u00ec t\u1eebng m\u1ea5t 6 tu\u1ea7n v\u00e0 $6,000 gi\u1edd ch\u1ec9 t\u1ed1n 2\u20133 tu\u1ea7n v\u00e0 $4,000, t\u00f9y \u0111\u1ed9 ph\u1ee9c t\u1ea1p. \u0110\u01b0\u1eddng chi ph\u00ed \u0111\u00e3 h\u1ea1 20\u201330%. Lao \u0111\u1ed9ng th\u00ec t\u0103ng 70\u201380%.<\/p>\n\n\n\n
Quy t\u1eafc 10.000 chi ti\u1ebft ra \u0111\u1eddi trong th\u1ebf gi\u1edbi $18\/gi\u1edd. Ch\u00fang ta \u0111ang b\u00e1o gi\u00e1 trong th\u1ebf gi\u1edbi $32\/gi\u1edd. N\u1ebfu l\u1ea1m ph\u00e1t chi ph\u00ed lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m xu\u1ed1ng, n\u1ebfu kh\u00f4ng bi\u00ean l\u1ee3i nhu\u1eadn c\u1ee7a b\u1ea1n s\u1ebd b\u1ecb hao h\u1ee5t.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao con s\u1ed1 c\u0169 v\u1eabn khi\u1ebfn ng\u01b0\u1eddi ta c\u1ea3m th\u1ea5y \u201can to\u00e0n\u201d?<\/p>\n\n\n\n
V\u00ec sao \u201cch\u00fang ta v\u1eabn lu\u00f4n l\u00e0m nh\u01b0 v\u1eady\u201d v\u1eabn t\u1ed3n t\u1ea1i ngay c\u1ea3 khi bi\u00ean l\u1ee3i nhu\u1eadn kh\u00f4ng c\u00f2n \u0111\u1ee7 b\u00f9 \u0111\u1eafp?<\/h3>\n\n\n\n<\/figure>\n\n\n\nB\u1edfi v\u00ec n\u1ed7i \u0111au \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n ra.<\/p>\n\n\n\n
M\u1ed9t d\u1ee5ng c\u1ee5 $5.000 ch\u1ec9 xu\u1ea5t hi\u1ec7n m\u1ed9t l\u1ea7n tr\u00ean \u0111\u01a1n \u0111\u1eb7t h\u00e0ng. N\u00f3 g\u00e2y ch\u00fa \u00fd, xu\u1ea5t hi\u1ec7n trong bu\u1ed5i xem x\u00e9t v\u1ed1n \u0111\u1ea7u t\u01b0. Lao \u0111\u1ed9ng ph\u1ee5 tr\u1ee3 \u1edf m\u1ee9c $0,50 m\u1ed7i chi ti\u1ebft th\u00ec l\u1ea1i \u1ea9n trong s\u1ea3n xu\u1ea5t. N\u00f3 tr\u00f4ng nh\u01b0 \u201cgi\u1edd l\u00e0m b\u00ecnh th\u01b0\u1eddng\u201d. Kh\u00f4ng c\u00f3 c\u1edd \u0111\u1ecf b\u00e1o hi\u1ec7u. Ch\u1ec9 m\u1ea5t 2\u20133% bi\u00ean l\u1ee3i nhu\u1eadn m\u1ed7i l\u1ea7n ch\u1ea1y, gi\u1ed1ng nh\u01b0 m\u1ed9t \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c m\u1ea5t 2% \u00e1p su\u1ea5t m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
V\u00e0 d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u00f2i h\u1ecfi s\u1ef1 cam k\u1ebft. B\u1ea1n ph\u1ea3i kh\u00f3a b\u1ea3n v\u1ebd. X\u00e1c nh\u1eadn l\u1ef1c \u00e9p. Ch\u1ea5p nh\u1eadn r\u1eb1ng n\u1ebfu chi ti\u1ebft thay \u0111\u1ed5i 10%, khu\u00f4n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i. \u0110i\u1ec1u \u0111\u00f3 nghe c\u00f3 v\u1ebb r\u1ee7i ro v\u1edbi \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft. Nh\u01b0ng c\u0169ng ch\u1eb3ng kh\u00e1c g\u00ec vi\u1ec7c m\u1ea5t $300\u2013$400 m\u1ed7i khi c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i ch\u1ec9 v\u00ec kh\u00f4ng ai mu\u1ed1n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho quy\u1ebft \u0111\u1ecbnh \u0111\u00f3.<\/p>\n\n\n\n
S\u1ef1 tho\u1ea3i m\u00e1i kh\u00f4ng xu\u1ea5t hi\u1ec7n tr\u00ean b\u00e1o c\u00e1o thu nh\u1eadp. Lao \u0111\u1ed9ng th\u00ec c\u00f3.<\/p>\n\n\n\n
N\u1ebfu s\u1ea3n l\u01b0\u1ee3ng l\u1eb7p l\u1ea1i \u00d7 lao \u0111\u1ed9ng \u1ea9n tr\u00ean m\u1ed7i chi ti\u1ebft v\u01b0\u1ee3t qu\u00e1 chi ph\u00ed d\u1ee5ng c\u1ee5 trong hai chu k\u1ef3, th\u00ec \u201cch\u00fang ta v\u1eabn lu\u00f4n l\u00e0m nh\u01b0 v\u1eady\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c \u2014 m\u00e0 l\u00e0 m\u1ed9t kho\u1ea3n tr\u1ee3 c\u1ea5p cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n
Gi\u1edd c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 li\u1ec7u d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 ph\u1ea3i l\u00e0 h\u00e0ng xa x\u1ec9 hay kh\u00f4ng. M\u00e0 l\u00e0 ch\u00ednh x\u00e1c th\u00ec th\u1ee9 thu\u1ebf \u1ea9n \u0111\u00f3 \u0111ang n\u1eb1m \u1edf \u0111\u00e2u trong quy tr\u00ecnh l\u00e0m vi\u1ec7c hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Thu\u1ebf \u1ea9n c\u1ee7a d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n<\/h2>\n\n\n\n
Th\u00e1ng tr\u01b0\u1edbc ch\u00fang t\u00f4i ch\u1ea1y m\u1ed9t chi ti\u1ebft v\u1ecf b\u1ecdc th\u00e9p kh\u00f4ng g\u1ec9 500 chi\u1ebfc. Tr\u00f4ng v\u00f4 h\u1ea1i tr\u00ean gi\u1ea5y t\u1edd: b\u1ed1n ch\u1ed7 g\u1ea5p, m\u1ed9t m\u00e9p cu\u1ed9n, t\u1ea5m 304 d\u00e0y 14 gauge. D\u00f9ng khu\u00f4n V ti\u00eau chu\u1ea9n, u\u1ed1n kh\u00ed, l\u1eadt l\u1ea1i, r\u1ed3i cu\u1ed9n m\u00e9p \u1edf l\u1ea7n \u00e9p th\u1ee9 hai. Th\u1eddi gian \u00e9p? T\u1ed5ng c\u1ed9ng 2,8 gi\u1edd.<\/p>\n\n\n\n
Nh\u1eefng g\u00ec l\u1ed9 tr\u00ecnh s\u1ea3n xu\u1ea5t kh\u00f4ng th\u1ec3 hi\u1ec7n: 1,5 gi\u1edd \u1edf tr\u1ea1m m\u00e0i \u0111\u1ec3 \u0111\u00e1nh b\u00f3ng v\u1ebft n\u1ee9t si\u00eau nh\u1ecf d\u1ecdc m\u00e9p cu\u1ed9n, 45 ph\u00fat \u1edf kh\u00e2u ki\u1ec3m tra \u0111\u1ec3 ch\u1ec9nh g\u00f3c b\u1ecb sai l\u1ec7ch, v\u00e0 30 ph\u00fat h\u00e0n ch\u1ea5m \u0111\u1ec3 ch\u1ec9nh l\u1ea1i ph\u1ea7n m\u00e9p kh\u00f4ng n\u1eb1m ph\u1eb3ng. V\u1edbi chi ph\u00ed $32\/gi\u1edd, t\u1ed5ng c\u1ed9ng l\u00e0 $144 cho ph\u1ea7n d\u1ecdn d\u1eb9p v\u00e0 ch\u1ec9nh s\u1eeda ngo\u00e0i ph\u1ea7n t\u1ea1o h\u00ecnh. V\u1edbi \u0111\u01a1n h\u00e0ng c\u00f3 l\u1ee3i nhu\u1eadn g\u1ed9p $900, \u0111\u00f3 l\u00e0 m\u1ea5t \u0111i 16% \u2014 kh\u00f4ng ph\u1ea3i do ph\u1ebf ph\u1ea9m, c\u0169ng kh\u00f4ng ph\u1ea3i do t\u0103ng ca \u2014 m\u00e0 ch\u1ec9 trong \u201cquy tr\u00ecnh b\u00ecnh th\u01b0\u1eddng\u201d.\u201d<\/p>\n\n\n\n
B\u1ea1n s\u1ebd kh\u00f4ng th\u1ea5y \u0111i\u1ec1u \u0111\u00f3 trong b\u1ea3ng b\u00e1o gi\u00e1. N\u00f3 \u0111\u01b0\u1ee3c ch\u00f4n trong c\u00e1c h\u1ea1ng m\u1ee5c lao \u0111\u1ed9ng mang t\u00ean \u201ch\u1ed7 tr\u1ee3\u201d.\u201d<\/p>\n\n\n\n
Nh\u01b0ng to\u00e1n h\u1ecdc th\u00ec kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
V\u1edbi $0,29 m\u1ed7i chi ti\u1ebft cho c\u00f4ng vi\u1ec7c ph\u1ee5 tr\u1ee3 ($144 \u00f7 500), l\u00f4 500 chi ti\u1ebft c\u1ee7a b\u1ea1n v\u1eeba tr\u1ea3 tr\u01b0\u1edbc 3%\u20135% cho m\u1ed9t d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh tr\u1ecb gi\u00e1 $4.000. Ch\u1ea1y hai l\u1ea7n m\u1ed9t n\u0103m v\u00e0 b\u1ea1n \u0111\u00e3 m\u1ea5t $288 m\u1ed7i n\u0103m ch\u1ec9 \u0111\u1ec3 gi\u1eef \u201ct\u00ednh linh ho\u1ea1t\u201d. \u0110\u00f3 l\u00e0 lo\u1ea1i thu\u1ebf t\u1eeb th\u00f9ng ph\u1ebf li\u1ec7u \u2014 nh\u1ecf \u0111\u1ebfn m\u1ee9c d\u1ec5 b\u1ecb b\u1ecf qua, nh\u01b0ng \u0111\u1ec1u \u0111\u1eb7n v\u00e0 g\u00e2y thi\u1ec7t h\u1ea1i.<\/p>\n\n\n\n
N\u1ebfu lao \u0111\u1ed9ng \u1ea9n tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m \u2265 20% chi ph\u00ed d\u1ee5ng c\u1ee5, th\u00ec b\u1ea1n \u0111ang \u00e2m th\u1ea7m t\u00e0i tr\u1ee3 cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 theo h\u00ecnh th\u1ee9c tr\u1ea3 g\u00f3p.<\/p>\n\n\n\n
V\u1eady n\u00f3 \u0111ang \u1ea9n \u1edf \u0111\u00e2u trong x\u01b0\u1edfng c\u1ee7a b\u1ea1n?<\/p>\n\n\n\n
B\u1eaby c\u1ee7a c\u00f4ng \u0111o\u1ea1n th\u1ee9 c\u1ea5p: Khi m\u1ed9t l\u1ea7n \u00e9p th\u1ee9 hai tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y th\u1ee9 hai v\u00e0 m\u1ed9t h\u00e0ng ch\u1edd th\u1ee9 hai<\/h3>\n\n\n\n
H\u00e3y h\u00ecnh dung m\u1ed9t thanh \u0111\u1ecbnh h\u00ecnh c\u00f3 b\u1eadc l\u1ec7ch. D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c l\u1ea7n \u00e9p \u0111\u1ea7u \u0111\u1ec3 t\u1ea1o ch\u00e2n, thay \u0111\u1ed5i khu\u00f4n, l\u1ea7n \u00e9p th\u1ee9 hai \u0111\u1ec3 t\u1ea1o ph\u1ea7n b\u1eadc. Hai l\u1ea7n thi\u1ebft l\u1eadp, hai l\u1ea7n c\u0103n ch\u1ec9nh, hai kh\u1ea3 n\u0103ng sai l\u1ec7ch 0,5\u00b0.<\/p>\n\n\n\n
V\u1edbi m\u1ed9t l\u00f4 500 chi ti\u1ebft, \u0111\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 th\u00eam 500 l\u1ea7n \u00e9p. M\u00e0 c\u00f2n l\u00e0 500 l\u1ea7n d\u1ee1, 500 l\u1ea7n di chuy\u1ec3n \u0111\u1ebfn pallet, 500 l\u1ea7n c\u0103n ch\u1ec9nh l\u1ea1i. D\u00f9 m\u1ed7i chu k\u1ef3 thao t\u00e1c ch\u1ec9 25 gi\u00e2y, th\u00ec c\u0169ng l\u00e0 3,5 gi\u1edd lao \u0111\u1ed9ng \u2014 $112 v\u1edbi m\u1ee9c $32\/gi\u1edd \u2014 ch\u01b0a k\u1ec3 l\u1ea7n thi\u1ebft l\u1eadp th\u1ee9 hai t\u1ed1n 20 ph\u00fat, th\u00eam $11 n\u1eefa. B\u1ea1n \u0111\u00e3 m\u1ea5t $123 ch\u1ec9 v\u00ec h\u00ecnh d\u1ea1ng chi ti\u1ebft kh\u00f4ng v\u1eeba v\u1edbi b\u1ed9 khu\u00f4n s\u1eb5n c\u00f3.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 \u201ck\u1ebb gi\u1ebft ng\u01b0\u1eddi th\u1ea7m l\u1eb7ng\u201d: m\u1ed7i l\u1ea7n \u0111i\u1ec1u ch\u1ec9nh th\u01b0\u1edbc \u0111o \u0111\u1ec1u t\u1ea1o ra sai l\u1ec7ch. Gi\u1ea3 s\u1eed ph\u1ebf li\u1ec7u c\u1ee7a b\u1ea1n t\u0103ng th\u00eam 2% do l\u1ed7i thao t\u00e1c tr\u00ean m\u1ed9t chi ti\u1ebft $18. M\u01b0\u1eddi chi ti\u1ebft b\u1ecb lo\u1ea1i b\u1ecf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $180 cho v\u1eadt li\u1ec7u v\u00e0 chi ph\u00ed chung. Gi\u1edd th\u00ec chi ph\u00ed \u201c\u0111\u00e1nh th\u1ee9 hai\u201d c\u1ee7a b\u1ea1n l\u00e0 $303 tr\u00ean 500 chi ti\u1ebft \u2014 t\u1ee9c $0.61 m\u1ed7i chi ti\u1ebft \u2014 m\u00e0 kh\u00f4ng ai vi\u1ebft t\u1ea5m s\u00e9c n\u00e0o mang nh\u00e3n \u201cl\u1ed7i.\u201d<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch m\u00e0 m\u1ed9t l\u1ea7n u\u1ed1n th\u1ee9 hai tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y th\u1ee9 hai, m\u1ed9t h\u00e0ng \u0111\u1ee3i th\u1ee9 hai v\u00e0 m\u1ed9t h\u00f3a \u0111\u01a1n th\u1ee9 hai m\u00e0 b\u1ea1n kh\u00f4ng bao gi\u1edd li\u1ec7t k\u00ea chi ti\u1ebft.<\/p>\n\n\n\n
N\u1ebfu (lao \u0111\u1ed9ng x\u1eed l\u00fd th\u00eam + ph\u1ebf li\u1ec7u do x\u1eed l\u00fd l\u1ea1i) tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 500 \u2265 kh\u1ea5u hao d\u1ee5ng c\u1ee5 tr\u00ean m\u1ed7i l\u01b0\u1ee3t ch\u1ea1y, th\u00ec ph\u01b0\u01a1ng \u00e1n t\u00f9y ch\u1ec9nh m\u1ed9t l\u1ea7n u\u1ed1n th\u1eafng \u2014 ngay c\u1ea3 \u1edf s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao ch\u00fang ta l\u1ea1i \u0111ang ch\u1ed1ng l\u1ea1i v\u1eadt li\u1ec7u thay v\u00ec \u0111\u1ecbnh h\u00ecnh n\u00f3 m\u1ed9t l\u1ea7n r\u1ed3i ti\u1ebfp t\u1ee5c?<\/p>\n\n\n\n
Ch\u1ed1ng l\u1ea1i \u0111\u1ed9 h\u1ed3i l\u00f2 xo trong h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao: Tinh ch\u1ec9nh ch\u01b0\u01a1ng tr\u00ecnh so v\u1edbi s\u1eeda h\u00ecnh h\u1ecdc<\/h3>\n\n\n\n
Ch\u1ea1y th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa trong khu\u00f4n V ti\u00eau chu\u1ea9n v\u00e0 xem \u0111i\u1ec1u g\u00ec x\u1ea3y ra. B\u1ea1n l\u1eadp tr\u00ecnh 88\u00b0 \u0111\u1ec3 \u0111\u1ea1t 90\u00b0. N\u0103m chi ti\u1ebft \u0111\u1ea7u ti\u00ean \u0111\u1ea1t 89,5\u00b0. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111i\u1ec1u ch\u1ec9nh l\u00ean 87,5\u00b0. Gi\u1edd b\u1ea1n \u0111\u1ea1t 90,8\u00b0. L\u1ea1i gi\u1ea3m xu\u1ed1ng. R\u1ed3i l\u1ea1i \u0111u\u1ed5i theo.<\/p>\n\n\n\n
M\u01b0\u1eddi chi ti\u1ebft th\u1eed nghi\u1ec7m gi\u00e1 $12 m\u1ed7i c\u00e1i l\u00e0 $120 v\u1eadt li\u1ec7u tr\u01b0\u1edbc khi b\u1ea1n \u1ed5n \u0111\u1ecbnh. Th\u00eam 40 ph\u00fat th\u1eddi gian v\u1eadn h\u00e0nh \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u2014 $21. T\u1ed5ng c\u1ed9ng $141 b\u1ecb \u0111\u1ed1t ch\u00e1y tr\u01b0\u1edbc khi chi ti\u1ebft #11 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111i. V\u1edbi \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $0.28 m\u1ed7i chi ti\u1ebft ch\u1ec9 ri\u00eang cho chi ph\u00ed tinh ch\u1ec9nh.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n coi \u0111\u1ed9 h\u1ed3i l\u00f2 xo nh\u01b0 th\u1eddi ti\u1ebft \u2014 th\u1ee9 m\u00e0 ta ch\u1ec9 \u0111i\u1ec1u ch\u1ec9nh quanh n\u00f3. D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh th\u00ec thay \u0111\u1ed5i h\u00ecnh h\u1ecdc: b\u00e1n k\u00ednh ch\u00e0y ch\u1eb7t h\u01a1n, \u00e9p l\u00fan \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, c\u00f3 th\u1ec3 vai \u0111\u01b0\u1ee3c c\u1eaft nh\u1eb9 \u0111\u1ec3 kh\u00f3a g\u00f3c u\u1ed1n. B\u1ea1n \u0111\u00e1nh \u0111\u1ed5i chi ph\u00ed thi\u1ebft k\u1ebf d\u1ee5ng c\u1ee5 ban \u0111\u1ea7u cao h\u01a1n 15% \u0111\u1ec3 gi\u1ea3m 50% sai l\u1ec7ch g\u00f3c v\u00e0 g\u1ea7n nh\u01b0 b\u1eb1ng kh\u00f4ng ph\u1ebf li\u1ec7u th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n
\u0110\u00fang, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf l\u1ea1i chi ti\u1ebft \u2014 t\u0103ng b\u00e1n k\u00ednh, chuy\u1ec3n sang 5052 thay v\u00ec 6061, n\u1edbi l\u1ecfng ti\u00eau chu\u1ea9n. \u0110\u00f4i khi \u0111\u00f3 l\u00e0 l\u1ef1a ch\u1ecdn th\u00f4ng minh. Nh\u01b0ng khi b\u1ea3n v\u1ebd \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh v\u00e0 h\u1ee3p kim \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi t\u1ea3i tr\u1ecdng, b\u1ea1n ph\u1ea3i tr\u1ea3 th\u00eam $0.25\u2013$0.40 m\u1ed7i chi ti\u1ebft cho lao \u0111\u1ed9ng tinh ch\u1ec9nh v\u00ec khu\u00f4n kh\u00f4ng kh\u1edbp v\u1edbi v\u1eadt l\u00fd.<\/p>\n\n\n\n
N\u1ebfu th\u1eddi gian tinh ch\u1ec9nh h\u1ed3i l\u00f2 xo + ph\u1ebf li\u1ec7u th\u1eed nghi\u1ec7m m\u1ed7i l\u01b0\u1ee3t ch\u1ea1y v\u01b0\u1ee3t qu\u00e1 5% chi ph\u00ed d\u1ee5ng c\u1ee5 trong hai \u0111\u01a1n h\u00e0ng, th\u00ec vi\u1ec7c s\u1eeda h\u00ecnh h\u1ecdc t\u1ed1t h\u01a1n l\u00e0 tinh ch\u1ec9nh ch\u01b0\u01a1ng tr\u00ecnh.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn ch\u1ed7 r\u00f2 r\u1ec9 ti\u1ebfp theo \u2014 th\u1ee9 m\u00e0 b\u1ed9 ph\u1eadn ki\u1ec3m tra lu\u00f4n tranh lu\u1eadn.<\/p>\n\n\n\n
Ch\u1ed3ng dung sai: B\u1ea1n c\u00f3 \u0111ang x\u1eed l\u00fd sai l\u1ec7ch \u1edf giai \u0111o\u1ea1n sau m\u00e0 \u0111\u00e1ng l\u1ebd c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf t\u1eeb tr\u01b0\u1edbc?<\/h3>\n\n\n\n
M\u1ed7i l\u1ea7n b\u1ea1n l\u1eadt chi ti\u1ebft, b\u1ea1n \u0111\u1eb7t l\u1ea1i \u0111i\u1ec3m g\u1ed1c.<\/p>\n\n\n\n
L\u1ea5y m\u1ed9t h\u1ed9p b\u1ed1n l\u1ea7n u\u1ed1n \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh trong hai l\u1ea7n g\u00e1 ri\u00eang bi\u1ec7t. M\u1ed7i l\u1ea7n g\u00e1 c\u00f3 sai l\u1ec7ch g\u00f3c \u00b10,5\u00b0. C\u1ed9ng d\u1ed3n qua b\u1ed1n l\u1ea7n u\u1ed1n, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y l\u1ec7ch \u00b11,5 mm \u1edf m\u00e9p xa. B\u1ed9 ph\u1eadn ki\u1ec3m tra g\u1eafn c\u1edd 8% chi ti\u1ebft l\u00e0 \u201cc\u1eadn gi\u1edbi h\u1ea1n.\u201d C\u00f4ng nh\u00e2n b\u1eaft \u0111\u1ea7u ch\u1ec9nh tay b\u1eb1ng b\u00faa cao su.<\/p>\n\n\n\n
V\u1edbi lo\u1ea1t 500 chi ti\u1ebft, 40 chi ti\u1ebft \u0111\u01b0\u1ee3c ch\u1ec9nh th\u1ee7 c\u00f4ng m\u1ea5t 90 gi\u00e2y m\u1ed7i c\u00e1i. \u0110\u00f3 l\u00e0 m\u1ed9t gi\u1edd lao \u0111\u1ed9ng \u2014 $32. Kh\u00f4ng qu\u00e1 nghi\u00eam tr\u1ecdng. Nh\u01b0ng c\u1ed9ng th\u00eam 45 ph\u00fat c\u1ee7a ng\u01b0\u1eddi ki\u1ec3m tra \u0111\u1ec3 ph\u00e2n lo\u1ea1i \u2014 $24 \u2014 l\u00e0 b\u1ea1n \u0111\u00e3 t\u1ed1n $56, t\u1ee9c $0.11 m\u1ed7i chi ti\u1ebft, ch\u1ec9 \u0111\u1ec3 \u201cxoa d\u1ecbu\u201d dung sai tr\u1edf l\u1ea1i gi\u1edbi h\u1ea1n.<\/p>\n\n\n\n
Gi\u1edd c\u1ed9ng th\u00eam chi ph\u00ed c\u01a1 h\u1ed9i: m\u00e1y \u00e9p \u0111\u00f3 n\u1eb1m ch\u1edd 30 ph\u00fat \u0111\u1ee3i k\u1ebft qu\u1ea3 ki\u1ec3m tra. V\u1edbi m\u1ee9c chi ph\u00ed m\u00e1y c\u1ed9ng th\u00eam kho\u1ea3ng $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $42 c\u00f4ng su\u1ea5t m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 t\u00ednh ti\u1ec1n.<\/p>\n\n\n\n
V\u1eady l\u00e0 vi\u1ec7c \u201cqu\u1ea3n l\u00fd\u201d dung sai c\u1ee7a b\u1ea1n v\u1eeba ti\u00eau t\u1ed1n $98 \u2014 t\u1ee9c 11% c\u1ee7a bi\u00ean l\u1ee3i nhu\u1eadn $900 \u2014 v\u00ec sai l\u1ec7ch \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb tr\u01b0\u1edbc v\u00e0 x\u1eed l\u00fd v\u1ec1 sau b\u1eb1ng s\u1ee9c ng\u01b0\u1eddi, kh\u00f4ng ph\u1ea3i b\u1eb1ng th\u00e9p.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u1ea1o h\u00ecnh theo giai \u0111o\u1ea1n t\u00f9y ch\u1ec9nh, u\u1ed1n c\u1ea3 b\u1ed1n g\u00f3c trong c\u00f9ng m\u1ed9t l\u1ea7n \u0111\u1ecbnh v\u1ecb duy nh\u1ea5t, lo\u1ea1i b\u1ecf hai l\u1ea7n l\u1eadt v\u00e0 hai l\u1ea7n \u0111\u1eb7t l\u1ea1i dung sai. \u00cdt ch\u1ed3ng dung sai h\u01a1n. \u00cdt tranh c\u00e3i h\u01a1n. \u00cdt nh\u1eefng kho\u1ea3n r\u00f2 r\u1ec9 $0.11 t\u01b0\u1edfng nh\u1ecf nh\u01b0ng \u0111\u00e1ng k\u1ec3 h\u01a1n.<\/p>\n\n\n\n
N\u1ebfu lao \u0111\u1ed9ng ch\u1ec9nh s\u1eeda sau s\u1ea3n xu\u1ea5t + th\u1eddi gian ki\u1ec3m tra m\u1ed7i l\u01b0\u1ee3t \u2265 10% th\u1eddi gian t\u1ea1o h\u00ecnh, th\u00ec quy tr\u00ecnh \u0111\u00f3 \u0111ang b\u00f9 tr\u1eeb cho d\u1ee5ng c\u1ee5 ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111ang t\u1ea1o ra s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn kho\u1ea3n chi ph\u00ed m\u00e0 ai c\u0169ng nh\u00fan vai b\u1ecf qua.<\/p>\n\n\n\n
Thi\u1ebft l\u1eadp th\u1eddi gian nh\u01b0 m\u1ed9t chi ph\u00ed g\u1ed9p, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 b\u1ea5t ti\u1ec7n m\u1ed9t l\u1ea7n<\/h3>\n\n\n\n
T\u00f4i nghe \u0111i\u1ec1u \u0111\u00f3 su\u1ed1t: \u201cThi\u1ebft l\u1eadp ti\u00eau chu\u1ea9n ch\u1ec9 m\u1ea5t 20\u201330 ph\u00fat.\u201d<\/p>\n\n\n\n
\u0110\u01b0\u1ee3c th\u00f4i. G\u1ecdi l\u00e0 25 ph\u00fat v\u1edbi m\u1ee9c $32\/gi\u1edd \u2014 $13. Th\u00eam 10 ph\u00fat \u0111\u1ec3 t\u00ecm v\u00e0 s\u1eafp x\u1ebfp d\u1ee5ng c\u1ee5 \u2014 th\u00eam $5 n\u1eefa. B\u1ea1n \u0111\u00e3 t\u1ed1n $18 tr\u01b0\u1edbc khi t\u1ea1o m\u1eabu \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
L\u00e0m nh\u01b0 v\u1eady ba l\u1ea7n v\u00ec c\u00f4ng vi\u1ec7c c\u1ea7n ba c\u1ea5u h\u00ecnh d\u1ee5ng c\u1ee5, b\u1ea1n \u0111\u1ea1t $54 cho m\u1ed7i l\u00f4. V\u1edbi 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $0.11 m\u1ed7i chi ti\u1ebft. C\u00f3 v\u1ebb v\u00f4 h\u1ea1i.<\/p>\n\n\n\n
Cho \u0111\u1ebfn khi c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i b\u1ed1n l\u1ea7n m\u1ed9t n\u0103m. Gi\u1edd b\u1ea1n \u0111\u00e3 t\u1ed1n $216 m\u1ed7i n\u0103m ch\u1ec9 v\u00ec ma s\u00e1t thi\u1ebft l\u1eadp l\u1eb7p l\u1ea1i \u2014 24% trong c\u00f9ng bi\u00ean l\u1ee3i nhu\u1eadn $900 \u0111\u00f3 \u2014 v\u00e0 ch\u01b0a ai c\u1ea3i thi\u1ec7n quy tr\u00ecnh d\u00f9 ch\u1ec9 m\u1ed9t ch\u00fat.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh h\u1ee3p nh\u1ea5t c\u00f3 th\u1ec3 th\u00eam 40 ph\u00fat v\u00e0o l\u1ea7n thi\u1ebft l\u1eadp \u0111\u1ea7u ti\u00ean \u2014 $21 b\u1ed5 sung \u2014 nh\u01b0ng lo\u1ea1i b\u1ecf hai l\u1ea7n thi\u1ebft l\u1eadp ti\u1ebfp theo cho m\u1ed7i l\u00f4. Qua b\u1ed1n l\u1ea7n ch\u1ea1y, b\u1ea1n ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 200 ph\u00fat th\u1eddi gian m\u00e1y \u0111\u1ee9ng \u2014 $107 \u2014 v\u00e0 gi\u1ea3i ph\u00f3ng c\u00f4ng su\u1ea5t \u0111\u1ec3 ch\u1ea1y m\u1ed9t c\u00f4ng vi\u1ec7c kh\u00e1c tr\u1ecb gi\u00e1 doanh thu $1,200.<\/p>\n\n\n\n
Th\u1eddi gian thi\u1ebft l\u1eadp kh\u00f4ng ph\u1ea3i l\u00e0 phi\u1ec1n to\u00e1i. \u0110\u00f3 l\u00e0 l\u00e3i su\u1ea5t. N\u00f3 t\u00edch l\u0169y \u00e2m th\u1ea7m \u1edf m\u1ee9c 10%\u201325% c\u1ee7a bi\u00ean l\u1ee3i nhu\u1eadn trong m\u1ed9t n\u0103m n\u1ebfu b\u1ea1n \u0111\u1ec3 n\u00f3 l\u1eb7p l\u1ea1i m\u00e0 kh\u00f4ng x\u1eed l\u00fd.<\/p>\n\n\n\n
N\u1ebfu (ph\u00fat thi\u1ebft l\u1eadp ti\u1ebft ki\u1ec7m m\u1ed7i l\u1ea7n \u00d7 s\u1ed1 l\u1ea7n ch\u1ea1y m\u1ed7i n\u0103m \u00d7 chi ph\u00ed lao \u0111\u1ed9ng) \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 t\u0103ng th\u00eam trong hai n\u0103m, th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n \u0111ang t\u00ednh ti\u1ec1n thu\u00ea b\u1ea1n.<\/p>\n\n\n\n
V\u00e0 ti\u1ec1n thu\u00ea l\u00e0 th\u1ee9 b\u1ea1n tr\u1ea3 khi b\u1ea1n ch\u01b0a s\u1edf h\u1eefu gi\u1ea3i ph\u00e1p.<\/p>\n\n\n\n
C\u01a1 ch\u1ebf: C\u00e1ch d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh thay \u0111\u1ed5i kinh t\u1ebf c\u1ee7a chi ti\u1ebft<\/h2>\n\n\n\n
Tr\u00ean m\u1ed9t v\u1ecf th\u00e9p kh\u00f4ng g\u1ec9 500 chi ti\u1ebft m\u00e0 ch\u00fang t\u00f4i ch\u1ea1y qu\u00fd tr\u01b0\u1edbc, b\u1ea3n v\u1ebd y\u00eau c\u1ea7u c\u00f3 g\u1edd tr\u1ea3 v\u00e0 m\u00e9p g\u1ea5p tr\u00ean c\u00f9ng m\u1ed9t c\u1ea1nh. V\u1edbi c\u00e1c \u0111o\u1ea1n ti\u00eau chu\u1ea9n, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0: u\u1ed1n tr\u01b0\u1edbc, l\u1eadt, \u0111\u00f3ng m\u00e9p, r\u1ed3i m\u1ed9t l\u1ea7n \u00e9p ph\u1eb3ng ri\u00eang. Ba l\u1ea7n u\u1ed1n. Hai l\u1ea7n thi\u1ebft l\u1eadp. M\u1ed9t \u0111\u1ed3 g\u00e1 h\u00e0n \u1edf c\u00f4ng \u0111o\u1ea1n sau v\u00ec m\u00e9p g\u1ea5p kh\u00f4ng bao gi\u1edd kh\u00e9p th\u1eb3ng ho\u00e0n to\u00e0n. Ch\u00fang t\u00f4i \u0111\u00e3 chi $2,400 cho m\u1ed9t d\u1ee5ng c\u1ee5 d\u1eadp theo giai \u0111o\u1ea1n t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 t\u1ea1o c\u1ea3 g\u1edd v\u00e0 m\u00e9p trong m\u1ed9t l\u1ea7n \u00e9p \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. C\u00f9ng m\u00e1y u\u1ed1n. C\u00f9ng th\u1ee3 v\u1eadn h\u00e0nh. M\u1ed9t l\u1ea7n \u00e9p.<\/p>\n\n\n\n
Kh\u00e1c bi\u1ec7t \u0111\u00f3 kh\u00f4ng mang t\u00ednh l\u00fd thuy\u1ebft. Chu k\u1ef3 gi\u1ea3m t\u1eeb 55 gi\u00e2y xu\u1ed1ng c\u00f2n 28 gi\u00e2y \u2014 ti\u1ebft ki\u1ec7m 27 gi\u00e2y \u00d7 500 chi ti\u1ebft l\u00e0 3,75 gi\u1edd lao \u0111\u1ed9ng, $120 \u1edf m\u1ee9c $32\/gi\u1edd. Ch\u00fang t\u00f4i lo\u1ea1i b\u1ecf m\u1ed9t l\u1ea7n thi\u1ebft l\u1eadp ph\u1ee5 d\u00e0i 30 ph\u00fat \u2014 $16. Ch\u00fang t\u00f4i c\u0169ng lo\u1ea1i b\u1ecf vi\u1ec7c ch\u1ec9nh s\u1eeda m\u1ed1i h\u00e0n v\u1ed1n m\u1ea5t trung b\u00ecnh 45 gi\u00e2y m\u1ed7i chi ti\u1ebft \u2014 th\u00eam 6,25 gi\u1edd, $200. T\u1ed5ng c\u1ed9ng $336 chi ph\u00ed lao \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp tr\u00ean 500 chi ti\u1ebft \u0111\u1ea7u ti\u00ean, c\u1ed9ng th\u00eam vi\u1ec7c lo\u1ea1i b\u1ecf \u0111\u1ed3 g\u00e1 chi\u1ebfm 20 ft\u00b2 di\u1ec7n t\u00edch s\u00e0n v\u00e0 chi ph\u00ed ch\u1ebf t\u1ea1o $1,100. T\u1edbi l\u1ea7n ch\u1ea1y th\u1ee9 hai, d\u1ee5ng c\u1ee5 \u0111\u00e3 ho\u00e0n v\u1ed1n 28% gi\u00e1 mua c\u1ee7a n\u00f3, v\u00e0 khu h\u00e0n ng\u1eebng m\u1ea5t 12% bi\u00ean l\u1ee3i nhu\u1eadn v\u00ec t\u00e1i c\u00f4ng.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n ra quy\u1ebft \u0111\u1ecbnh. B\u1ea1n kh\u00f4ng h\u1ecfi \u201cKh\u1ed1i l\u01b0\u1ee3ng n\u00e0y c\u00f3 cao kh\u00f4ng?\u201d B\u1ea1n h\u1ecfi, \u201cC\u00f3 bao nhi\u00eau trung t\u00e2m chi ph\u00ed bi\u1ebfn m\u1ea5t n\u1ebfu t\u00f4i t\u1ea1o h\u00ecnh m\u1ed9t l\u1ea7n thay v\u00ec v\u1eadt l\u1ed9n ba l\u1ea7n?\u201d N\u1ebfu s\u1ed1 thao t\u00e1c b\u1ecb lo\u1ea1i b\u1ecf tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 chi ph\u00ed lao \u0111\u1ed9ng \u00d7 500 \u2265 kh\u1ea5u hao d\u1ee5ng c\u1ee5, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng c\u00f2n l\u00e0 h\u00e0ng xa x\u1ec9 m\u00e0 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 si\u1ebft ch\u1eb7t \u0111\u01b0\u1eddng r\u00f2 chi ph\u00ed.<\/p>\n\n\n\n
L\u1ee3i th\u1ebf \u201cm\u1ed9t l\u1ea7n \u00e9p\u201d: G\u1ed9p nhi\u1ec1u l\u1ea7n u\u1ed1n v\u00e0o m\u1ed9t chu k\u1ef3 duy nh\u1ea5t<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y th\u1ee3 v\u1eadn h\u00e0nh l\u00e0m \u201cT\u00e1m l\u1ea7n u\u1ed1n b\u1eb1ng khu\u00f4n ch\u1eef V ti\u00eau chu\u1ea9n\u201d v\u00ec \u0111\u00f3 l\u00e0 c\u00e1i c\u00f3 s\u1eb5n tr\u00ean gi\u00e1. U\u1ed1n, tr\u01b0\u1ee3t, \u0111o l\u1ea1i, r\u1ed3i l\u1ea1i u\u1ed1n. M\u1ed7i l\u1ea7n \u0111\u1ecbnh v\u1ecb l\u1ea1i m\u1ea5t 6\u20138 gi\u00e2y n\u1ebfu ng\u01b0\u1eddi \u0111\u00f3 nhanh tay. G\u1ecdi l\u00e0 7 gi\u00e2y \u00d7 7 l\u1ea7n di chuy\u1ec3n th\u00eam = 49 gi\u00e2y ch\u1ec9 \u0111\u1ec3 x\u1eed l\u00fd thao t\u00e1c. V\u1edbi $32\/gi\u1edd, \u0111\u00f3 l\u00e0 $0.44 cho m\u1ed7i chi ti\u1ebft ch\u1ec9 t\u00ednh th\u1eddi gian di chuy\u1ec3n. V\u1edbi 500 chi ti\u1ebft, b\u1ea1n \u0111\u00e3 \u0111\u1ed1t $220 tr\u01b0\u1edbc khi t\u00ednh ki\u1ec3m tra g\u00f3c hay ph\u1ebf ph\u1ea9m.<\/p>\n\n\n\n
M\u1ed9t d\u1ee5ng c\u1ee5 u\u1ed1n giai \u0111o\u1ea1n m\u1ed9t l\u1ea7n l\u1ea5y t\u00e1m \u0111\u1eb7c t\u00ednh \u0111\u00f3 v\u00e0 \u0111\u1ecbnh v\u1ecb t\u1eeb m\u1ed9t v\u1ecb tr\u00ed chu\u1ea9n duy nh\u1ea5t. M\u1ed9t l\u1ea7n \u00e9p m\u1ea5t 18 gi\u00e2y. B\u1ea1n v\u1eeba c\u1eaft gi\u1ea3m 49 gi\u00e2y x\u1eed l\u00fd v\u00e0 20 gi\u00e2y chu k\u1ef3 ph\u1ee5 \u2014 t\u1ed5ng c\u1ed9ng kho\u1ea3ng 69 gi\u00e2y. \u0110\u00f3 l\u00e0 9,6 gi\u1edd lao \u0111\u1ed9ng ti\u1ebft ki\u1ec7m cho 500 chi ti\u1ebft, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $307. V\u00e0 \u0111\u00e2y l\u00e0 \u0111i\u1ec1u h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi b\u1ecf l\u1ee1: b\u1ea1n c\u0169ng lo\u1ea1i b\u1ecf b\u1ea3y c\u01a1 h\u1ed9i \u0111\u1ecbnh v\u1ecb sai. N\u1ebfu t\u1ef7 l\u1ec7 ph\u1ebf gi\u1ea3m t\u1eeb 3% xu\u1ed1ng 1% tr\u00ean chi ti\u1ebft gi\u00e1 $18, \u0111\u00f3 l\u00e0 10 chi ti\u1ebft \u00edt h\u01a1n trong th\u00f9ng ph\u1ebf li\u1ec7u \u2014 thu h\u1ed3i $180.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m th\u1eddi gian. B\u1ea1n \u0111\u00e3 lo\u1ea1i b\u1ecf s\u1ef1 bi\u1ebfn \u0111\u1ed9ng. N\u1ebfu (s\u1ed1 l\u1ea7n \u00e9p th\u00eam \u2212 1) \u00d7 gi\u00e2y thao t\u00e1c \u00d7 chi ph\u00ed lao \u0111\u1ed9ng \u00d7 500 + ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec d\u1ee5ng c\u1ee5 m\u1ed9t l\u1ea7n \u00e9p l\u00e0 l\u1ef1a ch\u1ecdn th\u00e9p r\u1ebb h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng c\u00f3 ph\u1ea3i m\u1ecdi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u1ec1u gi\u1ea3i quy\u1ebft c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00f4ng?<\/p>\n\n\n\n
T\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc so v\u1edbi t\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u: Gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c nhau b\u1eb1ng c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c nhau<\/h3>\n\n\n\n
Ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ea1y c\u00e1c gi\u00e1 \u0111\u1ee1 c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa b\u1ecb n\u1ee9t t\u1ea1i b\u00e1n k\u00ednh ch\u00e0y 0,125\u2033. D\u1ee5ng c\u1ee5 theo danh m\u1ee5c ti\u00eau chu\u1ea9n. R\u1ebb. Sau 12 chi ti\u1ebft, xu\u1ea5t hi\u1ec7n v\u1ebft n\u1ee9t nh\u1ecf t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n \u2014 4% ph\u1ebf tr\u00ean ph\u00f4i $22. \u0110\u00f3 l\u00e0 $44 m\u1ea5t trong 50 chi ti\u1ebft \u0111\u1ea7u ti\u00ean v\u00e0 leo l\u00ean $440 tr\u00ean 500 n\u1ebfu b\u1ea1n c\u1ee9 \u0111\u1ec3 m\u1eb7c.<\/p>\n\n\n\n
C\u00e1ch kh\u1eafc ph\u1ee5c kh\u00f4ng ph\u1ea3i l\u00e0 \u201cnhi\u1ec1u k\u1ef9 n\u0103ng h\u01a1n.\u201d \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc. Ch\u00fang t\u00f4i \u0111\u00e3 \u0111\u1eb7t m\u1ed9t ch\u00e0y b\u00e1n k\u00ednh 0,250\u2033 v\u1edbi vai \u0111\u01b0\u1ee3c gi\u1ea3m \u0111\u1ec3 ki\u1ec3m so\u00e1t \u0111i\u1ec3m ch\u1ea1m \u0111\u00e1y. Chi ph\u00ed d\u1ee5ng c\u1ee5: $1.800. Ph\u1ebf li\u1ec7u gi\u1ea3m t\u1eeb 4% xu\u1ed1ng d\u01b0\u1edbi 1%. V\u1edbi 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 15 chi ti\u1ebft \u0111\u01b0\u1ee3c c\u1ee9u \u2014 $330 ti\u1ec1n v\u1eadt li\u1ec7u \u2014 c\u1ed9ng v\u1edbi vi\u1ec7c ch\u00fang t\u00f4i ng\u1eebng t\u1ed1n 30 ph\u00fat m\u1ed7i l\u1ea7n ch\u1ea1y \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, ti\u1ebft ki\u1ec7m th\u00eam $16. Kho\u1ea3n ho\u00e0n v\u1ed1n kh\u00f4ng ph\u1ea3i l\u00e0 ph\u00e9p m\u00e0u; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 t\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc: b\u1ea1n thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng \u0111\u1ec3 kh\u1edbp v\u1edbi b\u1ea3n v\u1ebd.<\/p>\n\n\n\n
Sau \u0111\u00f3 l\u00e0 t\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u. C\u00e1c t\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng b\u1ecb x\u01b0\u1edbc do ma s\u00e1t khi u\u1ed1n b\u1eb1ng khu\u00f4n ph\u1eb3ng ngu\u1ed9i \u0111\u1ed9 c\u1ee9ng 32 Rc. T\u1ef7 l\u1ec7 l\u1ed7i ngo\u1ea1i quan \u0111\u1ea1t 6% tr\u00ean m\u1ed9t t\u1ea5m $28 \u2014 t\u1ee9c $168 tr\u00ean 100 s\u1ea3n ph\u1ea9m, $840 tr\u00ean 500 s\u1ea3n ph\u1ea9m. Ch\u00fang t\u00f4i chuy\u1ec3n sang d\u00f9ng ch\u00e8n c\u1ee9ng, kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u1ebft, c\u00f3 \u0111\u1ed9 c\u1ee9ng 50+ Rc. D\u1ee5ng c\u1ee5 t\u1ed1n $2.200. T\u1ef7 l\u1ec7 l\u1ed7i gi\u1ea3m xu\u1ed1ng 1%. B\u1ea1n thu h\u1ed3i \u0111\u01b0\u1ee3c $700 ti\u1ec1n ph\u1ebf li\u1ec7u trong 500 s\u1ea3n ph\u1ea9m \u0111\u1ea7u ti\u00ean v\u00e0 ng\u1eebng m\u1ea5t 2 gi\u1edd lao \u0111\u1ed9ng \u0111\u00e1nh b\u00f3ng \u2014 $64 \u2014 m\u1ed7i l\u00f4.<\/p>\n\n\n\n
V\u1ea5n \u0111\u1ec1 kh\u00e1c nhau. C\u00f9ng m\u1ed9t ph\u00e9p t\u00ednh. N\u1ebfu h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u ho\u1eb7c y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t g\u00e2y t\u1ed1n >3% ph\u1ebf li\u1ec7u ho\u1eb7c >30 ph\u00fat \u0111i\u1ec1u ch\u1ec9nh m\u1ed7i l\u1ea7n ch\u1ea1y, th\u00ec h\u00ecnh h\u1ecdc c\u1ee7a d\u1ee5ng c\u1ee5 ph\u1ea3i thay \u0111\u1ed5i, n\u1ebfu kh\u00f4ng l\u1ee3i nhu\u1eadn s\u1ebd hao m\u00f2n.<\/p>\n\n\n\n
Nh\u01b0ng ngay c\u1ea3 khi g\u00f3c u\u1ed1n \u0111\u00e3 \u0111\u00fang, m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n \u0111ang l\u00e0m g\u00ec trong khi b\u1ea1n thay th\u00e9p?<\/p>\n\n\n\nDanh m\u1ee5c<\/th> T\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc<\/th> T\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u<\/th><\/tr><\/thead> \u00dd t\u01b0\u1edfng c\u1ed1t l\u00f5i<\/td> Thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng d\u1ee5ng c\u1ee5 \u0111\u1ec3 kh\u1edbp v\u1edbi b\u1ea3n v\u1ebd<\/td> Thay \u0111\u1ed5i v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5 \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi h\u00e0nh vi ho\u1eb7c y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t c\u1ee7a v\u1eadt li\u1ec7u<\/td><\/tr> V\u00ed d\u1ee5 v\u1ea5n \u0111\u1ec1<\/td> Gi\u00e1 \u0111\u1ee1 c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa b\u1ecb n\u1ee9t \u1edf b\u00e1n k\u00ednh ch\u00e0y 0,125\u2033<\/td> T\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng b\u1ecb x\u01b0\u1edbc do khu\u00f4n 32 Rc<\/td><\/tr> D\u1ee5ng c\u1ee5 ban \u0111\u1ea7u<\/td> D\u1ee5ng c\u1ee5 danh m\u1ee5c ti\u00eau chu\u1ea9n (r\u1ebb)<\/td> Khu\u00f4n ph\u1eb3ng ngu\u1ed9i 32 Rc<\/td><\/tr> K\u1ebft qu\u1ea3 th\u1ea5t b\u1ea1i<\/td> 4% ph\u1ebf li\u1ec7u sau 12 s\u1ea3n ph\u1ea9m; v\u1ebft n\u1ee9t nh\u1ecf t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n<\/td> T\u1ef7 l\u1ec7 l\u1ed7i ngo\u1ea1i quan 6%<\/td><\/tr> T\u00e1c \u0111\u1ed9ng chi ph\u00ed (500 s\u1ea3n ph\u1ea9m)<\/td> T\u1ed5n th\u1ea5t ph\u1ebf li\u1ec7u d\u1ef1 ki\u1ebfn ~$440<\/td> T\u1ed5n th\u1ea5t ph\u1ebf li\u1ec7u $840<\/td><\/tr> Gi\u1ea3i ph\u00e1p<\/td> Ch\u1ed1t \u0111\u1ed9t b\u00e1n k\u00ednh 0,250\u2033 v\u1edbi vai \u0111\u01b0\u1ee3c gia c\u00f4ng gi\u1ea3m \u0111\u1ec3 ki\u1ec3m so\u00e1t khi ch\u1ea1m \u0111\u00e1y<\/td> Ch\u00e8n c\u1ee9ng, kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u1ebft, \u1edf \u0111\u1ed9 c\u1ee9ng tr\u00ean 50 Rc<\/td><\/tr> Chi ph\u00ed d\u1ee5ng c\u1ee5<\/td> $1,800<\/td> $2,200<\/td><\/tr> Ph\u1ebf li\u1ec7u sau khi kh\u1eafc ph\u1ee5c<\/td> Gi\u1ea3m t\u1eeb 4% xu\u1ed1ng d\u01b0\u1edbi 1%<\/td> Gi\u1ea3m t\u1eeb 6% xu\u1ed1ng 1%<\/td><\/tr> Ti\u1ebft ki\u1ec7m v\u1eadt li\u1ec7u (500 chi ti\u1ebft)<\/td> Ti\u1ebft ki\u1ec7m 15 chi ti\u1ebft = $330<\/td> Thu h\u1ed3i $700 t\u1eeb ph\u1ebf li\u1ec7u<\/td><\/tr> Ti\u1ebft ki\u1ec7m nh\u00e2n c\u00f4ng<\/td> Ti\u1ebft ki\u1ec7m 30 ph\u00fat hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 \u0111\u00e0n h\u1ed3i cho m\u1ed7i l\u1ea7n ch\u1ea1y (~$16)<\/td> Ti\u1ebft ki\u1ec7m 2 gi\u1edd \u0111\u00e1nh b\u00f3ng cho m\u1ed7i l\u00f4 (~$64)<\/td><\/tr> Logic ho\u00e0n v\u1ed1n<\/td> Hi\u1ec7u ch\u1ec9nh h\u00ecnh h\u1ecdc d\u1ef1a tr\u00ean nguy\u00ean l\u00fd v\u1eadt l\u00fd<\/td> T\u01b0\u01a1ng th\u00edch v\u1eadt li\u1ec7u v\u00e0 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t<\/td><\/tr> Quy t\u1eafc quy\u1ebft \u0111\u1ecbnh<\/td> N\u1ebfu ph\u1ebf li\u1ec7u >3% ho\u1eb7c hi\u1ec7u ch\u1ec9nh >30 ph\u00fat\/l\u1ea7n ch\u1ea1y, thay \u0111\u1ed5i h\u00ecnh h\u1ecdc<\/td> N\u1ebfu ph\u1ebf ph\u1ea9m >3% ho\u1eb7c hi\u1ec7u ch\u1ec9nh >30 ph\u00fat\/ch\u1ea1y, h\u00e3y thay \u0111\u1ed5i v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\nX\u00f3a th\u1eddi gian thi\u1ebft l\u1eadp: Bao nhi\u00eau ph\u1ea7n trong th\u1eddi gian chu k\u1ef3 b\u1ea1n b\u00e1o gi\u00e1 ch\u1ec9 l\u00e0 c\u00f4ng nh\u00e2n thay khu\u00f4n ph\u00e2n \u0111o\u1ea1n?<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 \u0111o th\u1eddi gian m\u1ed9t c\u00f4ng vi\u1ec7c th\u00e1ng tr\u01b0\u1edbc. Ba l\u1ea7n thay d\u1ee5ng c\u1ee5. M\u1ed7i l\u1ea7n: 12 ph\u00fat \u0111\u1ec3 th\u00e1o segment, l\u00e0m s\u1ea1ch b\u00e0n, s\u1eafp x\u1ebfp b\u1ed9 m\u1edbi, c\u0103n ch\u1ec9nh. T\u1ed5ng c\u1ed9ng 36 ph\u00fat kh\u00f4ng c\u1eaft. V\u1edbi m\u1ee9c chi ph\u00ed m\u00e1y \u0111\u00e3 t\u00ednh \u0111\u1ee7 $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $51 m\u1ed7i l\u00f4. B\u1ed1n l\u1ea7n l\u1eb7p m\u1ed9t n\u0103m, m\u1ea5t $204 \u2014 22% c\u1ee7a l\u1ee3i nhu\u1eadn $900 \u2014 ch\u1ec9 v\u00ec th\u1eddi gian d\u00f9ng c\u1edd l\u00ea.<\/p>\n\n\n\n
B\u1ed9 d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh h\u1ee3p nh\u1ea5t \u0111\u00e3 bi\u1ebfn ba c\u1ea5u h\u00ecnh th\u00e0nh m\u1ed9t thi\u1ebft l\u1eadp 20 ph\u00fat. B\u1ea1n th\u00eam 8 ph\u00fat ban \u0111\u1ea7u, \u0111\u00fang \u2014 $11. Nh\u01b0ng b\u1ea1n x\u00f3a \u0111\u01b0\u1ee3c 24 ph\u00fat m\u1ed7i l\u1ea7n ch\u1ea1y. Trong 4 l\u1ea7n ch\u1ea1y, b\u1ea1n l\u1ea5y l\u1ea1i 96 ph\u00fat \u2014 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $136 n\u0103ng su\u1ea5t m\u00e1y c\u00f3 th\u1ec3 b\u00e1n. T\u1ee9c l\u00e0 n\u1eeda ng\u00e0y trong n\u0103m \u0111\u01b0\u1ee3c thu h\u1ed3i kh\u1ecfi \u201cthu\u1ebf\u201d linh ho\u1ea1t c\u1ee7a th\u00f9ng ph\u1ebf li\u1ec7u.\u201d<\/p>\n\n\n\n
\u0110\u00fang, d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh ph\u1ee9c t\u1ea1p h\u01a1n. \u0110\u00fang, n\u1ebfu l\u1eadp tr\u00ecnh vi\u00ean c\u1ee7a b\u1ea1n kh\u00f4ng x\u1eed l\u00fd \u0111\u01b0\u1ee3c u\u1ed1n ph\u00e2n \u0111o\u1ea1n, b\u1ea1n s\u1ebd m\u1ea5t th\u00eam th\u1eddi gian g\u1ee1 l\u1ed7i. T\u00f4i t\u1eebng th\u1ea5y 45 ph\u00fat b\u1ecb m\u1ea5t do tr\u00ecnh t\u1ef1 sai \u2014 $24 chi ph\u00ed nh\u00e2n c\u00f4ng \u2014 v\u00ec ch\u01b0\u01a1ng tr\u00ecnh ngo\u1ea1i tuy\u1ebfn kh\u00f4ng t\u00ednh t\u1edbi khe h\u1edf. Nh\u01b0ng m\u1ed9t khi \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh, thi\u1ebft l\u1eadp s\u1ebd tr\u1edf n\u00ean l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n, sau khi c\u1eaft v\u00e0 tr\u1ed9n, m\u1ea5t \u0111\u1ed9 ch\u00ednh x\u00e1c c\u0103n ch\u1ec9nh v\u00e0 b\u1eaft \u0111\u1ea7u sai l\u1ec7ch 0.030\u2033 tr\u00ean 4 feet. D\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c gi\u1eef \u0111\u01b0\u1ee3c 0.0004\u2033 m\u1ed7i foot. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 qu\u1ea3ng c\u00e1o; \u0111\u00f3 l\u00e0 kh\u00e1c bi\u1ec7t gi\u1eefa ph\u1ea3i ch\u00eam v\u00e0 c\u00f3 th\u1ec3 giao h\u00e0ng.<\/p>\n\n\n\n
N\u1ebfu (s\u1ed1 ph\u00fat thi\u1ebft l\u1eadp lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c m\u1ed7i n\u0103m \u00d7 chi ph\u00ed m\u00e1y) \u2212 th\u1eddi gian l\u1eadp tr\u00ecnh t\u0103ng th\u00eam \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 h\u00e0ng n\u0103m, th\u00ec \u201ct\u00ednh linh ho\u1ea1t\u201d c\u1ee7a ph\u00e2n \u0111o\u1ea1n ch\u1ec9 l\u00e0 s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c thu\u00ea l\u1ea1i.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra sau 20 chi ti\u1ebft \u0111\u1ea7u ti\u00ean, khi ki\u1ec3m tra b\u1eaft \u0111\u1ea7u theo d\u00f5i s\u00e1t sao?<\/p>\n\n\n\n
T\u00ednh nh\u1ea5t qu\u00e1n l\u00e0 \u0111\u1ed9ng l\u1ef1c: Gi\u1ea3m ki\u1ec3m tra, l\u00e0m l\u1ea1i v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o ng\u01b0\u1eddi v\u1eadn h\u00e0nh<\/h3>\n\n\n\n
Tr\u00ean m\u1ed9t t\u1ea5m d\u00e0i 4 foot, d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ph\u1eb3ng ngu\u1ed9i b\u1ecb tr\u00f4i kho\u1ea3ng 0.0015\u2033 m\u1ed7i foot khi tr\u1ed9n chi\u1ec1u d\u00e0i. T\u1ed5ng c\u1ed9ng kho\u1ea3ng 0.006\u2033 tr\u00ean to\u00e0n chi\u1ec1u d\u00e0i. Kh\u00f4ng nghe c\u00f3 v\u1ebb l\u1edbn cho \u0111\u1ebfn khi l\u1eafp r\u00e1p c\u1ea7n sai s\u1ed1 t\u1ed5ng \u00b10.010\u2033. Ch\u00fang t\u00f4i t\u1ed1n 1 gi\u1edd cho m\u1ed7i l\u00f4 500 chi ti\u1ebft \u0111\u1ec3 ph\u00e2n lo\u1ea1i ki\u1ec3m tra \u2014 $32 \u2014 v\u00e0 th\u00eam 1 gi\u1edd \u0111\u1ec3 ch\u1ec9nh v\u00e0 u\u1ed1n l\u1ea1i \u2014 th\u00eam $32. T\u1ed5ng $64 cho m\u1ed7i l\u00f4 ch\u1ec9 v\u00ec b\u1ed9 d\u1ee5ng c\u1ee5 kh\u00f4ng gi\u1eef \u0111\u00fang \u0111\u01b0\u1eddng.<\/p>\n\n\n\n
Ch\u00fang t\u00f4i chuy\u1ec3n sang b\u1ed9 d\u1ee5ng c\u1ee5 m\u00e0i ch\u00ednh x\u00e1c to\u00e0n chi\u1ec1u d\u00e0i. \u0110\u1ed9 l\u1eb7p l\u1ea1i thu h\u1eb9p c\u00f2n kho\u1ea3ng 0.0004\u2033 m\u1ed7i foot. Th\u1eddi gian ph\u00e2n lo\u1ea1i gi\u1ea3m xu\u1ed1ng 15 ph\u00fat \u2014 $8. U\u1ed1n l\u1ea1i g\u1ea7n nh\u01b0 bi\u1ebfn m\u1ea5t. T\u00ednh ra ti\u1ebft ki\u1ec7m $50 cho m\u1ed7i 500 chi ti\u1ebft. Kh\u00f4ng ph\u1ea3i con s\u1ed1 \u0111\u00e1ng vi\u1ebft ti\u00eau \u0111\u1ec1. Nh\u01b0ng c\u1ed9ng v\u1edbi $300 t\u1eeb u\u1ed1n m\u1ed9t nh\u00e1t v\u00e0 $136 t\u1eeb gi\u1ea3m thi\u1ebft l\u1eadp, b\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t $486 cho c\u00f9ng m\u1ed9t l\u00f4.<\/p>\n\n\n\n
T\u00ednh nh\u1ea5t qu\u00e1n c\u0169ng l\u00e0m gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Khi quy tr\u00ecnh \u1ed5n \u0111\u1ecbnh, c\u1ea3 ng\u01b0\u1eddi gi\u1ecfi v\u00e0 ng\u01b0\u1eddi b\u00ecnh th\u01b0\u1eddng \u0111\u1ec1u l\u00e0m ra chi ti\u1ebft t\u1ed1t. N\u1ebfu g\u00f3c u\u1ed1n l\u1ec7ch bu\u1ed9c ph\u1ea3i ch\u1ec9nh th\u1ee7 c\u00f4ng tr\u00ean 8% chi ti\u1ebft, m\u1ed7i c\u00e1i 60 gi\u00e2y, t\u1ee9c l\u00e0 6.7 gi\u1edd lao \u0111\u1ed9ng cho m\u1ed7i 500 \u2014 $214. C\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc b\u1eb1ng th\u00e9p, gi\u1ea3m l\u1ed7i xu\u1ed1ng c\u00f2n 2%, b\u1ea1n l\u1ea5y l\u1ea1i $160. Nh\u01b0ng to\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac \u2014 n\u00f3 quan t\u00e2m \u0111\u1ebfn ph\u00fat \u00d7 chi ph\u00ed \u00d7 s\u1ed1 chi ti\u1ebft.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 quy t\u1eafc trong x\u01b0\u1edfng m\u00e0 t\u00f4i g\u1ea1ch \u0111\u1ecf tr\u00ean m\u1ecdi b\u00e1o gi\u00e1: N\u1ebfu (th\u1eddi gian l\u00e0m l\u1ea1i + th\u1eddi gian ki\u1ec3m tra + chi ph\u00ed ph\u1ebf ph\u1ea9m) tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 500 \u2265 25% gi\u00e1 c\u1ee7a d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec b\u1ea1n \u0111\u00e3 t\u1ef1 t\u00e0i tr\u1ee3 cho d\u1ee5ng c\u1ee5 r\u1ed3i \u2014 ch\u1ec9 l\u00e0 th\u00f4ng qua l\u00e3ng ph\u00ed ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u00e9p.<\/p>\n\n\n\n
V\u1eady khi n\u00e0o m\u1ed9t c\u00f4ng vi\u1ec7c v\u01b0\u1ee3t gi\u1edbi h\u1ea1n? Khi c\u00e1c c\u00f4ng \u0111o\u1ea1n b\u1ea1n c\u00f3 th\u1ec3 x\u00f3a \u1edf m\u1ee9c 500 chi ti\u1ebft c\u1ed9ng l\u1ea1i nhi\u1ec1u h\u01a1n t\u1ea5m s\u00e9c b\u1ea1n s\u1ebd vi\u1ebft \u0111\u1ec3 mua d\u1ee5ng c\u1ee5. B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u1eb7t hai c\u1ed9t c\u1ea1nh nhau v\u00e0 \u0111\u1ec3 con s\u1ed1 t\u1ef1 tranh lu\u1eadn.<\/p>\n\n\n\n
Ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng: T\u00ednh to\u00e1n \u0111i\u1ec3m chuy\u1ec3n giao \u1edf 500 chi ti\u1ebft<\/h2>\n\n\n\n
T\u00f4i c\u00f3 m\u1ed9t v\u1ecf h\u1ed9p 500 chi ti\u1ebft tr\u00ean b\u00e0n qu\u00fd tr\u01b0\u1edbc. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n c\u1ea7n hai l\u1ea7n u\u1ed1n v\u00e0 m\u1ed9t l\u01b0\u1ee3t m\u00e0i nh\u1eb9. B\u01b0\u1edbc ho\u00e0n thi\u1ec7n th\u1ee9 c\u1ea5p t\u1ed1n $10 m\u1ed7i chi ti\u1ebft, r\u00f5 r\u00e0ng v\u00e0 \u0111\u01a1n gi\u1ea3n. M\u1ed9t c\u00fa \u0111\u1ed9t t\u00f9y ch\u1ec9nh m\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 $5,000. C\u00e2u h\u1ecfi kh\u00f4ng ph\u1ea3i l\u00e0 \u201c500 c\u00f3 ph\u1ea3i s\u1ea3n l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng?\u201d m\u00e0 l\u00e0: Khi n\u00e0o $5,000 th\u00f4i kh\u00f4ng \u0111\u00e1ng s\u1ee3 v\u00e0 b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean r\u1ebb?<\/p>\n\n\n\n
X\u00f3a m\u1ed9t c\u00f4ng \u0111o\u1ea1n tr\u1ecb gi\u00e1 $10 tr\u00ean t\u1ed5ng 500 chi ti\u1ebft l\u00e0 b\u1ea1n x\u00f3a ch\u00ednh x\u00e1c $5,000. T\u1edbi chi ti\u1ebft th\u1ee9 501, b\u1ea1n \u0111\u00e3 l\u1eddi $10. \u0110\u00f3 l\u00e0 \u0111i\u1ec3m chuy\u1ec3n giao \u2014 kh\u00f4ng ph\u1ea3i 5,000 chi ti\u1ebft, kh\u00f4ng ph\u1ea3i \u201cs\u1ea3n l\u01b0\u1ee3ng \u00f4 t\u00f4.\u201d Ch\u1ec9 500 th\u00f4i. Nh\u01b0ng to\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
V\u1eady h\u00e3y \u0111\u1eb7t hai c\u1ed9t c\u1ea1nh nhau v\u00e0 xem ch\u00ednh x\u00e1c ch\u1ed7 b\u1eaft \u0111\u1ea7u r\u00f2 r\u1ec9 chi ph\u00ed \u1edf \u0111\u00e2u.<\/p>\n\n\n\n
C\u1ea5u tr\u00fac chi ph\u00ed song song: T\u1ed5ng chi ph\u00ed v\u1edbi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n so v\u1edbi t\u1ed5ng chi ph\u00ed v\u1edbi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh<\/h3>\n\n\n\n
L\u1ea5y m\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf. M\u00e1y \u00e9p tay ho\u1eb7c CNC c\u01a1 b\u1ea3n, chi ph\u00ed \u0111\u1ea7y \u0111\u1ee7 $70\/gi\u1edd. Chu k\u1ef3 5 ph\u00fat b\u1eb1ng d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n. T\u00ednh ra ($5 ph\u00fat \/ 60) \u00d7 $70 = $5.83 m\u1ed7i chi ti\u1ebft cho m\u00e1y v\u00e0 nh\u00e2n c\u00f4ng. Th\u00eam $0.20 m\u00e0i c\u1ea1nh, t\u1ed5ng $6.03 m\u1ed7i chi ti\u1ebft tr\u01b0\u1edbc khi t\u00ednh ph\u1ebf ph\u1ea9m. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng l\u00e0 $3,015 chi ph\u00ed tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n
Gi\u1edd th\u00eam ph\u1ea7n kh\u00f4ng ai in \u0111\u1eadm trong b\u00e1o gi\u00e1: m\u1ed9t b\u01b0\u1edbc u\u1ed1n th\u00eam m\u1ea5t 45 gi\u00e2y thao t\u00e1c v\u00e0 \u0111\u1ecbnh v\u1ecb l\u1ea1i. \u0110\u00f3 l\u00e0 0.75 ph\u00fat \u00d7 $70\/gi\u1edd = $0.88 m\u1ed7i chi ti\u1ebft. Th\u00eam $440 cho 500 chi ti\u1ebft. T\u1ed5ng th\u1ef1c t\u1ebf l\u00e0 $3,455 \u2014 v\u00e0 ch\u00fang ta v\u1eabn ch\u01b0a t\u00ednh \u0111\u1ebfn ph\u1ebf ph\u1ea9m ho\u1eb7c ki\u1ec3m tra.<\/p>\n\n\n\n
Phi\u00ean b\u1ea3n d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh: chu k\u1ef3 m\u1ed9t l\u1ea7n gi\u1ea3m xu\u1ed1ng c\u00f2n 4 ph\u00fat. ($4 \/ 60) \u00d7 $70 = $4.67 cho m\u1ed7i chi ti\u1ebft. Kh\u00f4ng c\u1ea7n t\u1ea9y ba via. Kh\u00f4ng c\u1ea7n thao t\u00e1c th\u00eam. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng th\u1eddi gian gia c\u00f4ng l\u00e0 $2,335 c\u1ed9ng v\u1edbi chi ph\u00ed d\u1ee5ng c\u1ee5 $5,000 = t\u1ed5ng c\u1ed9ng $7,335 cho l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
Tho\u1ea1t nh\u00ecn, ti\u00eau chu\u1ea9n tr\u00f4ng r\u1ebb h\u01a1n: $3,455 so v\u1edbi $7,335. \u0110\u00f3 l\u00e0 v\u00ec b\u1ea1n ch\u01b0a t\u00ednh \u0111\u1ebfn c\u00e1c l\u1ea7n ch\u1ea1y l\u1eb7p l\u1ea1i, s\u1ef1 ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m ho\u1eb7c c\u00f4ng \u0111o\u1ea1n ph\u1ee5 ch\u00fang ta s\u1eafp lo\u1ea1i b\u1ecf. N\u1ebfu b\u1ea1n ch\u1ec9 so s\u00e1nh quy tr\u00ecnh x\u1eed l\u00fd l\u00f4 \u0111\u1ea7u ti\u00ean, lo\u1ea1i ti\u00eau chu\u1ea9n th\u1eafng khi d\u01b0\u1edbi kho\u1ea3ng 1,000 chi ti\u1ebft tr\u00ean m\u00e1y g\u1ea5p tay. N\u1ebfu b\u1ea1n d\u1eebng ph\u00e9p t\u00ednh \u1edf \u0111\u00f3, b\u1ea1n \u0111ang thu\u00ea s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n
N\u1ebfu (chi ph\u00ed m\u1ed7i chi ti\u1ebft ti\u00eau chu\u1ea9n \u2212 chi ph\u00ed m\u1ed7i chi ti\u1ebft t\u00f9y ch\u1ec9nh) \u00d7 s\u1ea3n l\u01b0\u1ee3ng \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5, th\u00ec th\u00e9p t\u00f9y ch\u1ec9nh l\u00e0 th\u00e9p r\u1ebb h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng n\u1ebfu \u0111i\u1ec1u duy nh\u1ea5t b\u1ea1n lo\u1ea1i b\u1ecf l\u00e0 m\u1ed9t c\u00f4ng \u0111o\u1ea1n ph\u1ee5 th\u00ec sao?<\/p>\n\n\n\n
\u0110i\u1ec1u g\u00ec x\u1ea3y ra v\u1edbi chi ph\u00ed chi ti\u1ebft khi b\u1ea1n lo\u1ea1i b\u1ecf \u0111\u00fang m\u1ed9t c\u00f4ng \u0111o\u1ea1n ph\u1ee5?<\/h3>\n\n\n\n
H\u00e3y t\u00e1ch n\u00f3 ra. Gi\u1ea3 s\u1eed quy tr\u00ecnh ti\u00eau chu\u1ea9n c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u l\u00e0m ph\u1eb3ng tai h\u00e0n sau khi g\u1ea5p, b\u1eb1ng m\u00e1y \u00e9p ho\u1eb7c m\u00e1y m\u00e0i \u0111ai. M\u1ea5t 6 ph\u00fat v\u1edbi nh\u00e2n c\u00f4ng pha tr\u1ed9n $50\/gi\u1edd. T\u1ee9c l\u00e0 $5 cho m\u1ed7i chi ti\u1ebft. V\u1edbi 500 chi ti\u1ebft, ti\u1ebft ki\u1ec7m $2,500.<\/p>\n\n\n\n
Ho\u1eb7c d\u00f9ng v\u00ed d\u1ee5 r\u00f5 r\u00e0ng h\u01a1n: c\u00f4ng \u0111o\u1ea1n ph\u1ee5 $10 m\u1ed7i chi ti\u1ebft \u2014 h\u00e0n, m\u00e0i, l\u1eafp ph\u1ea7n c\u1ee9ng. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng c\u1ed9ng $5,000. \u0110i\u1ec1u \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh $5,000. \u0110i\u1ec3m h\u00f2a v\u1ed1n c\u1ee7a b\u1ea1n ch\u00ednh x\u00e1c l\u00e0 500 chi ti\u1ebft. Ch\u1ea1y 750 chi ti\u1ebft trong n\u0103m v\u00e0 b\u1ea1n t\u1ea1o ra $2,500 l\u1ee3i nhu\u1eadn bi\u00ean thu h\u1ed3i \u2014 l\u1ee3i t\u1ee9c 50% tr\u00ean d\u1ee5ng c\u1ee5 \u0111\u00f3 trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
Gi\u00e1 chi ti\u1ebft gi\u1ea3m t\u1eeb (c\u01a1 b\u1ea3n $6.03 + $10 c\u00f4ng \u0111o\u1ea1n ph\u1ee5) = $16.03 xu\u1ed1ng kho\u1ea3ng $4.67 chi ph\u00ed gia c\u00f4ng khi b\u1ea1n r\u00fat g\u1ecdn thao t\u00e1c. \u0110\u00f3 l\u00e0 ch\u00eanh l\u1ec7ch $11.36 cho m\u1ed7i chi ti\u1ebft, hay $5,680 tr\u00ean 500 chi ti\u1ebft. Ngay c\u1ea3 sau khi tr\u1eeb $5,000 d\u1ee5ng c\u1ee5, b\u1ea1n v\u1eabn l\u1eddi $680 \u1edf l\u00f4 \u0111\u1ea7u.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 l\u00fac nhi\u1ec1u ng\u01b0\u1eddi n\u00f3i, \u201cV\u00e2ng, nh\u01b0ng c\u00f2n ph\u1ebf ph\u1ea9m th\u00ec sao?\u201d T\u1ed1t th\u00f4i. H\u00e3y n\u00f3i v\u1ec1 \u201cthu\u1ebf th\u00f9ng ph\u1ebf li\u1ec7u\u201d.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed c\u00f4ng \u0111o\u1ea1n ph\u1ee5 \u00d7 s\u1ea3n l\u01b0\u1ee3ng \u2265 gi\u00e1 d\u1ee5ng c\u1ee5, th\u00ec 500 chi ti\u1ebft kh\u00f4ng ph\u1ea3i s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p \u2014 \u0111\u00f3 l\u00e0 \u0111i\u1ec3m chuy\u1ec3n \u0111\u1ed5i.<\/p>\n\n\n\n
Ng\u01b0\u1ee1ng t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m: \u1ede ph\u1ea7n tr\u0103m ch\u00ednh x\u00e1c n\u00e0o th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n tr\u1edf th\u00e0nh g\u00e1nh n\u1eb7ng t\u00e0i ch\u00ednh?<\/h3>\n\n\n\n
Gi\u1ea3 s\u1eed t\u1ea5m ph\u00f4i $25. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n t\u1ea1o ra 4% ph\u1ebf ph\u1ea9m th\u1ea9m m\u1ef9 ho\u1eb7c sai g\u00f3c. T\u1ee9c 20 chi ti\u1ebft l\u1ed7i trong 500. 20 \u00d7 $25 = $500 ti\u1ec1n v\u1eadt li\u1ec7u. Th\u00eam 4 ph\u00fat m\u1ed7i chi ti\u1ebft l\u00e0m l\u1ea1i v\u1edbi $70\/gi\u1edd \u2014 th\u00eam $93 n\u1eefa. T\u1ed5ng t\u00e1c \u0111\u1ed9ng ph\u1ebf ph\u1ea9m: kho\u1ea3ng $593 cho 500 chi\u1ebfc, ho\u1eb7c $1.19 tr\u00ean m\u1ed7i chi ti\u1ebft giao.<\/p>\n\n\n\n
Gi\u1ea3m ph\u1ebf ph\u1ea9m xu\u1ed1ng 1% nh\u1edd h\u00ecnh d\u1ea1ng ki\u1ec3m so\u00e1t. Gi\u1edd b\u1ea1n m\u1ea5t 5 chi ti\u1ebft, $125 v\u1eadt li\u1ec7u c\u1ed9ng th\u00eam $23 th\u1eddi gian g\u1ea5p l\u1ea1i. G\u1ecdi chung $148. Ch\u00eanh l\u1ec7ch gi\u1eefa c\u00e1c quy tr\u00ecnh: $445 cho 500 chi ti\u1ebft.<\/p>\n\n\n\n
Kho\u1ea3n $445 \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 8.9% c\u1ee7a d\u1ee5ng c\u1ee5 $5,000. C\u1ed9ng th\u00eam c\u00f4ng \u0111o\u1ea1n ph\u1ee5 b\u1ecb lo\u1ea1i b\u1ecf $5 m\u1ed7i chi ti\u1ebft ($2,500), b\u1ea1n \u0111\u00e3 b\u00f9 \u0111\u01b0\u1ee3c 59% chi ph\u00ed d\u1ee5ng c\u1ee5 tr\u01b0\u1edbc khi n\u00f3i \u0111\u1ebfn thi\u1ebft l\u1eadp.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 ph\u00e9p t\u00ednh ng\u01b0\u1ee1ng r\u00f5 r\u00e0ng: Ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m % \u00d7 chi ph\u00ed v\u1eadt li\u1ec7u \u00d7 s\u1ea3n l\u01b0\u1ee3ng = ph\u1ea7n b\u00f9 chi ph\u00ed d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n
N\u1ebfu c\u1ea3i thi\u1ec7n ph\u1ebf ph\u1ea9m \u2265 (chi ph\u00ed d\u1ee5ng c\u1ee5 \u00f7 (chi ph\u00ed v\u1eadt li\u1ec7u \u00d7 s\u1ea3n l\u01b0\u1ee3ng)), th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0 g\u00e1nh n\u1eb7ng. V\u1edbi d\u1ee5ng c\u1ee5 $5,000, ph\u00f4i $25 v\u00e0 500 chi ti\u1ebft, \u0111i\u1ec3m h\u00f2a v\u1ed1n ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m l\u00e0 40%. Nghe c\u00f3 v\u1ebb cao \u2014 cho \u0111\u1ebfn khi b\u1ea1n nh\u1edb r\u1eb1ng ch\u00fang ta \u0111ang c\u1ed9ng d\u1ed3n ph\u1ebf ph\u1ea9m v\u1edbi nh\u00e2n c\u00f4ng v\u00e0 thi\u1ebft l\u1eadp, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o ph\u1ebf ph\u1ea9m.<\/p>\n\n\n\n
Ch\u1ec9 ri\u00eang ph\u1ebf ph\u1ea9m hi\u1ebfm khi b\u00f9 \u0111\u1ee7 chi ph\u00ed d\u1ee5ng c\u1ee5. Ph\u1ebf ph\u1ea9m c\u1ed9ng m\u1ed9t c\u00f4ng \u0111o\u1ea1n b\u1ecb lo\u1ea1i b\u1ecf th\u00ec th\u01b0\u1eddng \u0111\u1ee7.<\/p>\n\n\n\n
V\u1eady \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi chi ti\u1ebft n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u01a1n h\u00e0ng m\u1ed9t l\u1ea7n?<\/p>\n\n\n\n
Kh\u1ea5u hao nh\u01b0 m\u1ed9t h\u1ec7 s\u1ed1 nh\u00e2n: Ch\u1ea1y c\u00f9ng m\u1ed9t nh\u00f3m chi ti\u1ebft qua nhi\u1ec1u c\u00f4ng vi\u1ec7c<\/h3>\n\n\n\n
H\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng th\u1ea5y 500 chi ti\u1ebft v\u00e0 ngh\u0129 \u201cch\u1ea1y ng\u1eafn h\u1ea1n.\u201d T\u00f4i th\u00ec th\u1ea5y 500 qu\u00fd n\u00e0y, 500 n\u0103m sau, v\u00e0 ba chi ti\u1ebft c\u00f9ng h\u1ecd s\u1eed d\u1ee5ng c\u00f9ng bi\u00ean d\u1ea1ng g\u1ea5p. Gi\u1edd th\u00ec d\u1ee5ng c\u1ee5 $5,000 \u0111\u00f3 kh\u00f4ng n\u1eb1m trong m\u1ed9t \u0111\u01a1n h\u00e0ng \u2014 m\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 tr\u00ean 1,500 chi ti\u1ebft trong hai n\u0103m.<\/p>\n\n\n\n
V\u1edbi 1.500 chi ti\u1ebft, kh\u1ea5u hao d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n l\u00e0 $3.33 cho m\u1ed7i chi ti\u1ebft. N\u1ebfu b\u1ea1n ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c $5 cho m\u1ed7i chi ti\u1ebft nh\u1edd lo\u1ea1i b\u1ecf c\u00f4ng \u0111o\u1ea1n ph\u1ee5 v\u00e0 $0.89 trong vi\u1ec7c x\u1eed l\u00fd, t\u1ed5ng c\u1ed9ng l\u00e0 $5.89 thu h\u1ed3i \u0111\u01b0\u1ee3c tr\u00ean m\u1ed7i chi ti\u1ebft. L\u1ee3i nhu\u1eadn r\u00f2ng: $2.56 m\u1ed7i chi ti\u1ebft \u00d7 1.500 = $3.840 l\u1ee3i nhu\u1eadn d\u01b0\u01a1ng sau khi tr\u1ea3 ti\u1ec1n d\u1ee5ng c\u1ee5. \u0110\u00f3 l\u00e0 l\u1ee3i nhu\u1eadn 76% trong su\u1ed1t v\u00f2ng \u0111\u1eddi c\u1ee7a d\u1ee5ng c\u1ee5, v\u00e0 ch\u00fang ta ch\u01b0a t\u00ednh \u0111\u1ebfn l\u1ea1m ph\u00e1t nh\u00e2n c\u00f4ng.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 ch\u1ed7 m\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u00e0i nghi v\u1ec1 t\u1ef1 \u0111\u1ed9ng h\u00f3a th\u01b0\u1eddng b\u1ecf l\u1ee1. M\u1ed9t m\u00e1y \u00e9p CNC tr\u1ecb gi\u00e1 $95.000 ch\u1ec9 sinh l\u1eddi n\u1ebfu s\u1ea3n l\u01b0\u1ee3ng \u0111\u1ee7 cao \u0111\u1ec3 v\u1eadn h\u00e0nh li\u00ean t\u1ee5c. Nh\u01b0ng m\u1ed9t b\u1ed9 khu\u00f4n \u0111\u1ed9t t\u00f9y ch\u1ec9nh tr\u1ecb gi\u00e1 $5.000 gi\u00fap lo\u1ea1i b\u1ecf $5 m\u1ed7i chi ti\u1ebft s\u1ebd ho\u00e0n v\u1ed1n sau 500 chi ti\u1ebft, ngay c\u1ea3 khi l\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t m\u00e1y \u00e9p NC tr\u1ecb gi\u00e1 $35.000. C\u1ea5p \u0111\u1ed9 m\u00e1y ch\u1ec9 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 d\u1ed1c, ch\u1ee9 kh\u00f4ng thay \u0111\u1ed5i to\u00e1n h\u1ecdc.<\/p>\n\n\n\n
N\u1ebfu l\u1ea1m ph\u00e1t lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m ho\u1eb7c bi\u00ean l\u1ee3i nhu\u1eadn s\u1ebd b\u1ecb hao m\u00f2n.<\/p>\n\n\n\n
N\u0103m tr\u0103m chi ti\u1ebft kh\u00f4ng ph\u1ea3i l\u00e0 con s\u1ed1 k\u1ef3 di\u1ec7u. \u0110\u00f3 ch\u1ec9 l\u00e0 \u0111i\u1ec3m m\u00e0 vi\u1ec7c lo\u1ea1i b\u1ecf m\u1ed9t th\u00f3i quen t\u1ed1n $10 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ed9t thanh th\u00e9p tr\u1ecb gi\u00e1 $5.000. Ch\u1ea1y 501 chi ti\u1ebft, b\u1ea1n b\u1eaft \u0111\u1ea7u c\u00f3 l\u00e3i. L\u00e0m l\u1ea1i n\u0103m sau, v\u00e0 chi\u1ebfc c\u1edd l\u00ea v\u1eabn gi\u1eef ch\u1eb7t tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c r\u00f2 r\u1ec9 \u0111\u00f3.<\/p>\n\n\n\n
Nh\u01b0ng \u0111\u00e2y l\u00e0 c\u00e2u h\u1ecfi r\u00e0o ch\u1eafn m\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u00e0i nghi s\u1eafp h\u1ecfi: khi n\u00e0o ph\u00e9p t\u00ednh n\u00e0y kh\u00f4ng c\u00f2n hi\u1ec7u qu\u1ea3?<\/p>\n\n\n\n
Nguy c\u01a1 c\u1ee7a vi\u1ec7c thi\u1ebft k\u1ebf qu\u00e1 m\u1ee9c: Khi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n v\u1eabn th\u1eafng th\u1ebf<\/h2>\n\n\n\n
\u0110\u00e2y l\u00e0 \u0111i\u1ec3m m\u00e0 ph\u00e9p t\u00ednh \u1edf 500 chi ti\u1ebft b\u1ecb ph\u00e1 v\u1ee1: khi chi ti\u1ebft b\u1ea1n \u0111ang t\u00ednh to\u00e1n h\u00f4m nay c\u00f3 kh\u1ea3 n\u0103ng 30% thay \u0111\u1ed5i tr\u01b0\u1edbc khi b\u1ea1n giao chi\u1ebfc cu\u1ed1i c\u00f9ng. N\u1ebfu b\u1ea1n b\u1ecf ra $5.000 cho th\u00e9p t\u00f9y ch\u1ec9nh v\u00e0 b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt m\u1ea5t 6\u201310 tu\u1ea7n \u1edf m\u1ee9c, gi\u1ea3 s\u1eed, $85\/gi\u1edd trong 40 gi\u1edd ($3.400) tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u1eaft g\u1ecdt \u0111\u1ea7u ti\u00ean, th\u00ec b\u1ea1n \u0111\u00e3 cam k\u1ebft $8.400. N\u1ebfu chi\u1ec1u d\u00e0i m\u1eb7t b\u00edch thay \u0111\u1ed5i 0.125\" v\u00e0o qu\u00fd sau v\u00e0 d\u1ee5ng c\u1ee5 tr\u1edf th\u00e0nh \u0111\u1ed3 b\u1ecf \u0111i, th\u00ec \u0111\u00f3 l\u00e0 kho\u1ea3n lo\u1ea1i b\u1ecf 100% \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 kho\u1ea3n t\u0103ng l\u1ee3i nhu\u1eadn 12%.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n hao h\u1ee5t bi\u00ean l\u1ee3i nhu\u1eadn 10%. Nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t s\u1ef1 m\u1ea5t v\u1ed1n 15% n\u1ebfu b\u1ea1n ch\u1ec9 \u0111ang \u0111o\u00e1n thay v\u00ec c\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
\u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 n\u00f3i v\u1ec1 s\u1ef1 s\u1ee3 h\u00e3i. M\u00e0 l\u00e0 v\u1ec1 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro.<\/p>\n\n\n\n
N\u1ebfu x\u00e1c su\u1ea5t thay \u0111\u1ed5i thi\u1ebft k\u1ebf \u00d7 (chi ph\u00ed d\u1ee5ng c\u1ee5 + chi ph\u00ed k\u1ef9 thu\u1eadt) \u2265 ti\u1ebft ki\u1ec7m t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf c\u00f4ng \u0111o\u1ea1n, th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n th\u1eafng \u2014 b\u1ea5t k\u1ec3 th\u1eddi gian chu k\u1ef3 h\u1ea5p d\u1eabn \u0111\u1ebfn \u0111\u00e2u.<\/p>\n\n\n\n
Nguy\u00ean m\u1eabu v\u00e0 bi\u1ebfn \u0111\u1ed9ng thi\u1ebft k\u1ebf: \u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu h\u00ecnh h\u1ecdc chi ti\u1ebft thay \u0111\u1ed5i v\u00e0o qu\u00fd sau?<\/h3>\n\n\n\n
Nguy\u00ean m\u1eabu c\u00f3 th\u1ec3 \u0111\u00e1nh l\u1eeba b\u1ea1n.<\/p>\n\n\n\n
Ch\u00fang cho b\u1ea1n th\u1ea5y m\u1ed9t thao t\u00e1c u\u1ed1n m\u1ed9t l\u1ea7n trong 4 ph\u00fat v\u00e0 che gi\u1ea5u kh\u1ea3 n\u0103ng 25% r\u1eb1ng kh\u00e1ch h\u00e0ng s\u1ebd m\u1edf r\u1ed9ng m\u00e9p g\u1ea5p ho\u1eb7c th\u00eam g\u00e2n sau khi th\u1eed nghi\u1ec7m th\u1ef1c t\u1ebf. L\u00fac \u0111\u00f3, khu\u00f4n \u0111\u1ed9t $5.000 \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed c\u00f4ng \u0111o\u1ea1n c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f2n kh\u1edbp, v\u00e0 l\u1ed9 tr\u00ecnh l\u00e0m l\u1ea1i s\u1ebd t\u1ed1n th\u00eam 6\u201310 tu\u1ea7n c\u1ed9ng v\u1edbi $3.000\u2013$4.000 n\u1eefa cho th\u1eddi gian thi\u1ebft k\u1ebf. V\u1edbi m\u1ed9t \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft c\u00f3 m\u1ee9c ti\u1ebft ki\u1ec7m d\u1ef1 ki\u1ebfn $11.36 m\u1ed7i chi ti\u1ebft (t\u1ed5ng $5.680), vi\u1ec7c ph\u1ea3i l\u00e0m l\u1ea1i h\u00ecnh h\u1ecdc s\u1ebd x\u00f3a s\u1ea1ch 148% c\u1ee7a kho\u1ea3n l\u1ee3i nhu\u1eadn mong \u0111\u1ee3i.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n nh\u00ecn c\u00f3 v\u1ebb ch\u1eadm h\u01a1n v\u1edbi $6.03 m\u1ed7i chi ti\u1ebft c\u1ed9ng th\u00eam $10 cho c\u00f4ng \u0111o\u1ea1n ph\u1ee5. Nh\u01b0ng khi b\u1ea3n v\u1ebd thay \u0111\u1ed5i, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111o\u1ea1n, ch\u1ec9nh l\u1ea1i th\u01b0\u1edbc ch\u1eb7n v\u00e0 ti\u1ebfp t\u1ee5c giao h\u00e0ng. Kh\u00f4ng th\u00e9p l\u00e3ng ph\u00ed. Kh\u00f4ng lo l\u1eafng v\u1ec1 ti\u1ebfn \u0111\u1ed9. B\u1ea1n tr\u1ea3 gi\u00e1 b\u1eb1ng th\u1eddi gian chu k\u1ef3, kh\u00f4ng ph\u1ea3i b\u1eb1ng v\u1ed1n.<\/p>\n\n\n\n
N\u1ebfu bi\u1ebfn \u0111\u1ed9ng h\u00ecnh h\u1ecdc > 20% tr\u01b0\u1edbc khi giao \u0111\u01b0\u1ee3c 500 chi ti\u1ebft, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng ph\u1ea3i l\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u2014 m\u00e0 l\u00e0 canh b\u1ea1c.<\/p>\n\n\n\n
C\u00e1i b\u1eaby th\u1eddi gian cung \u1ee9ng: Li\u1ec7u l\u1ecbch s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n c\u00f3 ch\u1ecbu n\u1ed5i giai \u0111o\u1ea1n k\u1ef9 thu\u1eadt 6\u201310 tu\u1ea7n?<\/h3>\n\n\n\n
D\u00f2ng ti\u1ec1n lu\u00f4n gh\u00e9t c\u00e1c tu\u1ea7n ch\u1ebft.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng ch\u1ec9 t\u1ed1n $5.000 \u2014 n\u00f3 c\u00f2n t\u1ed1n th\u1eddi gian. S\u00e1u \u0111\u1ebfn m\u01b0\u1eddi tu\u1ea7n m\u00e0 c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n b\u1ecb treo trong khi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u ngay ng\u00e0y mai. N\u1ebfu s\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u00f3 l\u00e0m tr\u00ec ho\u00e3n $150.000 gi\u00e1 tr\u1ecb c\u00e1c b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p k\u1ebf ti\u1ebfp v\u00e0 b\u1ea1n \u0111ang g\u00e1nh 1.5% chi ph\u00ed duy tr\u00ec h\u00e0ng th\u00e1ng cho s\u1ea3n ph\u1ea9m d\u1edf dang, th\u00ec \u0111\u00f3 l\u00e0 $2.250 m\u1ed7i th\u00e1ng chi ph\u00ed l\u01b0u kho. Hai th\u00e1ng ch\u1edd th\u00e9p l\u00e0 \u0111\u00e3 \u0111\u1ed1t $4.500 \u2014 g\u1ea7n b\u1eb1ng to\u00e0n b\u1ed9 gi\u00e1 d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu kh\u00e1ch h\u00e0ng mu\u1ed1n s\u1ea3n ph\u1ea9m m\u1eabu \u0111\u1ea7u ti\u00ean trong ba tu\u1ea7n? B\u1ea1n s\u1ebd ph\u1ea3i g\u1ea5p r\u00fat ch\u1ebf t\u1ea1o d\u1ee5ng c\u1ee5 v\u1edbi m\u1ee9c ph\u1ee5 ph\u00ed 20% (t\u1ee9c th\u00eam $1.000 cho b\u1ed9 d\u1ee5ng c\u1ee5 $5.000) ho\u1eb7c quay l\u1ea1i d\u00f9ng d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n v\u00e0 ch\u1ea5p nh\u1eadn s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 trong thi\u1ebft l\u1eadp m\u00e0 b\u1ea1n c\u1ed1 tr\u00e1nh tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh ti\u1ebft ki\u1ec7m $5 cho m\u1ed7i chi ti\u1ebft trong 500 chi ti\u1ebft. Nh\u01b0ng n\u1ebfu h\u00ecnh ph\u1ea1t v\u1ec1 ti\u1ebfn \u0111\u1ed9 l\u00e0 $4.500 tr\u01b0\u1edbc khi b\u1ea1n k\u1ecbp b\u1eaft \u0111\u1ea7u chu k\u1ef3, th\u00ec \u0111i\u1ec3m h\u00f2a v\u1ed1n c\u1ee7a b\u1ea1n v\u1eeba t\u0103ng g\u1ea5p \u0111\u00f4i l\u00ean 900\u20131.000 chi ti\u1ebft.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed tr\u1ec5 th\u1eddi gian giao h\u00e0ng \u2265 kho\u1ea3n ti\u1ebft ki\u1ec7m khi ch\u1ea1y \u0111\u1ea7u ti\u00ean, th\u00ec t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t tr\u1ed9i h\u01a1n s\u1ef1 tinh t\u1ebf.<\/p>\n\n\n\n
Y\u1ebfu t\u1ed1 r\u1ee7i ro nh\u00e0 cung c\u1ea5p: Chuy\u1ec7n g\u00ec x\u1ea3y ra khi m\u1ed9t d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh b\u1ecb h\u1ecfng gi\u1eefa ch\u1eebng?<\/h3>\n\n\n\n
C\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n c\u0169ng c\u00f3 th\u1ec3 h\u1ecfng. S\u1ef1 kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u c\u1ee7a h\u00e0ng t\u1ed3n kho.<\/p>\n\n\n\n
L\u00e0m g\u00e3y m\u1ed9t khu\u00f4n V ti\u00eau chu\u1ea9n 1\u2033, b\u1ea1n ch\u1ec9 c\u1ea7n l\u1ea5y c\u00e1i kh\u00e1c t\u1eeb gi\u00e1 \u0111\u1ee1. C\u00f3 th\u1ec3 b\u1ea1n m\u1ea5t 2 gi\u1edd \u1edf m\u1ee9c $70\/gi\u1edd \u2014 $140. L\u00e0m n\u1ee9t m\u1ed9t ch\u00e0y \u0111\u1ed9t chia \u0111o\u1ea1n t\u00f9y ch\u1ec9nh v\u1edbi th\u1eddi gian thay th\u1ebf 4 tu\u1ea7n v\u00e0 l\u00f4 500 chi ti\u1ebft c\u1ee7a b\u1ea1n b\u1ecb \u0111\u00ecnh tr\u1ec7. N\u1ebfu m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n t\u1ea1o ra bi\u00ean l\u1ee3i nhu\u1eadn \u0111\u00f3ng g\u00f3p $120\/gi\u1edd v\u00e0 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng 40 gi\u1edd trong m\u1ed9t tu\u1ea7n, th\u00ec \u0111\u00f3 l\u00e0 $4,800 chi ph\u00ed c\u01a1 h\u1ed9i \u2014 ch\u01b0a t\u00ednh v\u1eadn chuy\u1ec3n g\u1ea5p v\u00e0 ph\u00ed l\u00e0m l\u1ea1i.<\/p>\n\n\n\n
Gi\u1edd \u0111\u00e2y, d\u1ee5ng c\u1ee5 $5,000 c\u1ee7a b\u1ea1n mang theo m\u1ed9t kho\u1ea3n b\u1ea3o hi\u1ec3m ng\u1ea7m \u0111\u1ecbnh.<\/p>\n\n\n\n
B\u1ea1n c\u00f3 th\u1ec3 ph\u00f2ng ng\u1eeba b\u1eb1ng c\u00e1ch \u0111\u1eb7t h\u00e0ng tr\u00f9ng l\u1eb7p. Ch\u00fac m\u1eebng \u2014 chi ph\u00ed d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n v\u1eeba t\u0103ng g\u1ea5p \u0111\u00f4i l\u00ean $10,000, v\u00e0 b\u00e0i to\u00e1n 500 chi ti\u1ebft c\u1ee7a b\u1ea1n tan bi\u1ebfn.<\/p>\n\n\n\n
N\u1ebfu r\u1ee7i ro h\u1ecfng d\u1ee5ng c\u1ee5 \u0111\u01a1n \u0111i\u1ec3m \u00d7 chi ph\u00ed ng\u1eebng m\u00e1y > kho\u1ea3n ti\u1ebft ki\u1ec7m t\u1eeb c\u00f4ng \u0111o\u1ea1n ph\u1ee5 \u0111\u01b0\u1ee3c nh\u00e2n \u0111\u00f4i, th\u00ec c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0 l\u1ef1a ch\u1ecdn l\u1ee3i nhu\u1eadn an to\u00e0n h\u01a1n.<\/p>\n\n\n\n
B\u1ea1n c\u00f3 \u0111ang che gi\u1ea5u l\u1ed7 h\u1ed5ng k\u1ef9 n\u0103ng c\u01a1 b\u1ea3n c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh ho\u1eb7c s\u1ef1 b\u1ea5t \u1ed5n trong quy tr\u00ecnh b\u1eb1ng th\u00e9p t\u00f9y ch\u1ec9nh \u0111\u1eaft ti\u1ec1n kh\u00f4ng?<\/h3>\n\n\n\n
C\u00e2u n\u00e0y th\u1eadt \u0111au.<\/p>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c x\u01b0\u1edfng chi $7,000 cho m\u1ed9t d\u1ee5ng c\u1ee5 \u0111\u1ecbnh h\u00ecnh ph\u1ee9c t\u1ea1p \u0111\u1ec3 \u201cs\u1eeda\u201d t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m 6% th\u1ef1c ra l\u00e0 do c\u0103n ch\u1ec9nh \u0111\u1ed9 cong k\u00e9m v\u00e0 \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t. Ph\u1ebf ph\u1ea9m t\u1ed1n $593 cho m\u1ed7i 500 chi ti\u1ebft. H\u1ecd \u0111\u00e3 ti\u00eau t\u1ed1n 1,180% cho v\u1ea5n \u0111\u1ec1 m\u00e0 \u0111\u00e1ng l\u1ebd ch\u1ec9 c\u1ea7n \u0111\u00e0o t\u1ea1o l\u1ea1i.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh l\u00e0m ch\u1eb7t \u0111\u01b0\u1eddng th\u1ee7y l\u1ef1c. Nh\u01b0ng n\u1ebfu ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 gi\u1eef g\u00f3c trong \u00b10,5\u00b0 trong c\u00f4ng vi\u1ec7c ti\u00eau chu\u1ea9n, th\u00ec s\u1ef1 b\u1ea5t \u1ed5n \u0111\u00f3 s\u1ebd xu\u1ea5t hi\u1ec7n \u1edf n\u01a1i kh\u00e1c \u2014 g\u00f3c b\u1ecb n\u1ee9t, va \u0111\u1eadp qu\u00e1 t\u1ea3i, m\u00f2n d\u1ee5ng c\u1ee5 s\u1edbm. B\u1ea1n kh\u00f4ng th\u1ec3 s\u1eeda m\u1ed9t l\u1ed7 h\u1ed5ng \u0111\u00e0o t\u1ea1o tr\u1ecb gi\u00e1 $1,000 b\u1eb1ng th\u00e9p $5,000 m\u00e0 g\u1ecdi \u0111\u00f3 l\u00e0 th\u00f4ng minh \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n bu\u1ed9c ph\u1ea3i c\u00f3 k\u1ef7 lu\u1eadt. N\u00f3 l\u00e0m l\u1ed9 s\u1ef1 l\u1ec7ch quy tr\u00ecnh \u1edf m\u1ee9c ph\u1ebf ph\u1ea9m $1.19 m\u1ed7i chi ti\u1ebft thay v\u00ec ch\u00f4n gi\u1ea5u trong v\u1ed1n kh\u1ea5u hao.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed b\u1ea5t \u1ed5n quy tr\u00ecnh < ph\u1ea7n ch\u00eanh l\u1ec7ch c\u00f4ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec h\u00e3y s\u1eeda quy tr\u00ecnh \u2014 kh\u00f4ng ph\u1ea3i d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh cho 500 chi ti\u1ebft l\u00e0 b\u00e0i to\u00e1n, kh\u00f4ng ph\u1ea3i ph\u00e9p m\u00e0u. N\u00f3 ch\u1ec9 hi\u1ec7u qu\u1ea3 khi h\u00ecnh d\u1ea1ng \u1ed5n \u0111\u1ecbnh, l\u1ecbch tr\u00ecnh d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c, nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 ch\u1ea1y chi ti\u1ebft s\u1ea1ch. Thi\u1ebfu m\u1ed9t trong s\u1ed1 \u0111\u00f3, v\u00e0 \u201cc\u00e1i c\u1edd l\u00ea tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng r\u00f2\u201d tr\u1edf th\u00e0nh m\u1ed9t canh b\u1ea1c \u0111\u1eaft \u0111\u1ecf.<\/p>\n\n\n\n
V\u1eady c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201c500 chi ti\u1ebft c\u00f3 \u0111\u00e1ng \u0111\u1ec3 l\u00e0m d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng?\u201d<\/p>\n\n\n\n
M\u00e0 l\u00e0: doanh nghi\u1ec7p c\u1ee7a b\u1ea1n c\u00f3 ch\u1ecbu \u0111\u1ef1ng n\u1ed5i thi\u1ec7t h\u1ea1i $8,000 n\u1ebfu gi\u1ea3 \u0111\u1ecbnh thay \u0111\u1ed5i kh\u00f4ng?<\/p>\n\n\n\n
Chuy\u1ec3n \u0111\u1ed5i Th\u1eddi gian Chu k\u1ef3 th\u00e0nh Gi\u00e1 tr\u1ecb Ti\u1ec1n t\u1ec7 R\u00f5 r\u00e0ng cho Ban L\u00e3nh \u0111\u1ea1o<\/h2>\n\n\n\n
B\u1ea1n mu\u1ed1n m\u1ed9t ng\u01b0\u1ee1ng k\u00edch ho\u1ea1t kh\u00e1ch quan \u1edf 500 chi ti\u1ebft \u01b0? \u0110\u1eebng tranh lu\u1eadn v\u1ec1 chi ti\u1ebft n\u1eefa. H\u00e3y b\u1eaft \u0111\u1ea7u tranh lu\u1eadn v\u1ec1 s\u1ed1 ti\u1ec1n b\u1ea1n \u0111ang \u0111\u1ec3 th\u1ea5t tho\u00e1t.<\/p>\n\n\n\n
Trong m\u1ed9t v\u1ecf h\u1ed9p 500 chi ti\u1ebft, ch\u00fang t\u00f4i \u0111\u00e3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 27 gi\u00e2y m\u1ed7i chi ti\u1ebft v\u1edbi d\u1ee5ng c\u1ee5 nhi\u1ec1u giai \u0111o\u1ea1n. Nghe c\u00f3 v\u1ebb nh\u01b0 l\u1eddi khoe khoang k\u1ef9 thu\u1eadt. Nh\u01b0ng 27 gi\u00e2y \u00d7 500 chi ti\u1ebft = 13.500 gi\u00e2y, hay 3,75 gi\u1edd m\u00e1y u\u1ed1n. \u1ede m\u1ee9c chi ph\u00ed th\u1ef1c t\u1ebf l\u00e0 $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $318.75 cho m\u00e1y u\u1ed1n. Kh\u00f4ng ai k\u00fd PO $7,500 \u0111\u1ec3 ti\u1ebft ki\u1ec7m $318.75 c\u1ea3. \u0110\u00f3 l\u00e0 4.2% chi ph\u00ed d\u1ee5ng c\u1ee5. Ch\u1ec9 l\u00e0 ti\u1ebfng \u1ed3n.<\/p>\n\n\n\n
Nh\u01b0ng to\u00e1n h\u1ecdc th\u00ec kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
C\u00f9ng \u201c27 gi\u00e2y\u201d \u0111\u00f3 lo\u1ea1i b\u1ecf 500 l\u1ea7n chuy\u1ec3n tay, 500 l\u1ea7n k\u1eb9p l\u1ea1i v\u00e0 500 c\u01a1 h\u1ed9i g\u00e2y ph\u1ebf ph\u1ea9m tr\u1ecb gi\u00e1 $42 tr\u00ean th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 14-gauge. T\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m gi\u1ea3m t\u1eeb 4% xu\u1ed1ng 1%. V\u1edbi 500 chi ti\u1ebft \u1edf gi\u00e1 tr\u1ecb v\u1eadt li\u1ec7u $42, \u0111\u00f3 l\u00e0 15 chi ti\u1ebft ti\u1ebft ki\u1ec7m, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $630. Gi\u1edd ch\u00fang ta \u1edf m\u1ee9c $948.75. V\u1eabn ch\u01b0a t\u1edbi $7,500. V\u1eady t\u1ea1i sao \u0111i\u1ec1u n\u00e0y v\u1eabn c\u00f3 hi\u1ec7u qu\u1ea3?<\/p>\n\n\n\n
B\u1edfi v\u00ec th\u1eddi gian chu k\u1ef3 ch\u1ec9 l\u00e0 ph\u1ea7n r\u00f2 r\u1ec9 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y. Ti\u1ec1n th\u1eadt n\u1eb1m \u1edf ph\u00eda h\u1ea1 ngu\u1ed3n.<\/p>\n\n\n\n
N\u1ebfu nh\u1eefng gi\u00e2y b\u1ecb c\u1eaft gi\u1ea3m c\u1ee7a b\u1ea1n ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian m\u00e1y, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh l\u00e0 m\u1ed9t s\u1ef1 xa x\u1ec9. Nh\u01b0ng n\u1ebfu nh\u1eefng gi\u00e2y \u0111\u00f3 l\u00e0m gi\u1ea3m ph\u1ebf ph\u1ea9m, thao t\u00e1c v\u00e0 ki\u1ec3m tra, th\u00ec b\u1ea1n \u0111ang mua l\u1ea1i bi\u00ean l\u1ee3i nhu\u1eadn.<\/p>\n\n\n\n
B\u1ea1n \u0111ang tr\u1ea3 ti\u1ec1n cho d\u1ee5ng c\u1ee5 \u2014 hay cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3?<\/h3>\n\n\n\n
Ban l\u00e3nh \u0111\u1ea1o th\u1ea5y m\u1ed9t d\u1ee5ng c\u1ee5 $7.500. H\u1ecd kh\u00f4ng th\u1ea5y ch\u1ed7 r\u00f2 r\u1ec9 th\u1ee7y l\u1ef1c 2% trong m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n c\u00f3 v\u1ebb nh\u01b0 \u0111\u00e3 \u201c\u0111\u01b0\u1ee3c tr\u1ea3 xong\u201d. Nh\u01b0ng n\u1ebfu n\u00f3 bu\u1ed9c ph\u1ea3i c\u00f3 m\u1ed9t m\u1ed1i h\u00e0n ph\u1ee5 $10 tr\u00ean 500 chi ti\u1ebft, th\u00ec \u0111\u00f3 l\u00e0 $5.000 m\u1ed7i n\u0103m cho m\u1ed9t c\u00f4ng vi\u1ec7c. Th\u00eam $144 chi ph\u00ed lao \u0111\u1ed9ng d\u1ecdn d\u1eb9p nh\u01b0 ch\u00fang ta t\u1eebng th\u1ea5y tr\u01b0\u1edbc \u0111\u00e2y, c\u1ed9ng v\u1edbi $630 ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m, v\u00e0 gi\u1edd b\u1ea1n \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi $5.774 chi ph\u00ed k\u00e9m hi\u1ec7u qu\u1ea3 h\u1eb1ng n\u0103m. \u0110\u00f3 l\u00e0 77% gi\u00e1 c\u1ee7a d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
Sai l\u1ea7m l\u00e0 coi d\u1ee5ng c\u1ee5 l\u00e0 v\u1ed1n \u0111\u1ea7u t\u01b0 v\u00e0 coi s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 l\u00e0 ti\u1ebfng \u1ed3n v\u1eadn h\u00e0nh. M\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. C\u00f2n c\u00e1i kia l\u1eb7p l\u1ea1i \u1edf m\u1ecdi c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n
V\u00ec v\u1eady h\u00e3y h\u1ecfi th\u1eb3ng: trong 12 th\u00e1ng, ch\u00fang ta \u0111ang mua $7.500 b\u1eb1ng th\u00e9p, hay \u0111ang tr\u1ea3 $5.774 m\u1ed7i n\u0103m cho \u201cthu\u1ebf th\u00f9ng ph\u1ebf li\u1ec7u\u201d? N\u1ebfu c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i hai l\u1ea7n, \u0111\u00f3 l\u00e0 $11.548 b\u1ecb m\u1ea5t. Gi\u1edd c\u00e1i \u201cd\u1ee5ng c\u1ee5 \u0111\u1eaft ti\u1ec1n\u201d l\u1ea1i r\u1ebb h\u01a1n 35% so v\u1edbi vi\u1ec7c ti\u1ebfp t\u1ee5c linh ho\u1ea1t.<\/p>\n\n\n\n
N\u1ebfu chi ph\u00ed k\u00e9m hi\u1ec7u qu\u1ea3 h\u1eb1ng n\u0103m \u00d7 s\u1ed1 n\u0103m d\u1ef1 ki\u1ebfn \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 + chi ph\u00ed k\u1ef9 thu\u1eadt, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh th\u1eafng \u2014 ngay c\u1ea3 \u1edf m\u1ee9c 500 chi ti\u1ebft.<\/p>\n\n\n\n
Ch\u1ec9 s\u1ed1 n\u00e0o th\u1eafng trong cu\u1ed9c tranh lu\u1eadn ng\u00e2n s\u00e1ch: Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng m\u00e1y thu\u1ea7n t\u00fay hay c\u00f4ng \u0111o\u1ea1n h\u00e0n h\u1ea1 ngu\u1ed3n b\u1ecb lo\u1ea1i b\u1ecf?<\/h3>\n\n\n\n
C\u00e1c gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh th\u00edch t\u1ec9 l\u1ec7 ph\u1ea7n tr\u0103m th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng. \u201cHi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng m\u00e1y u\u1ed1n t\u1eeb 68% l\u00ean 74%.\u201d Nghe c\u00f3 v\u1ebb l\u00e0 m\u1ed9t chi\u1ebfn th\u1eafng tr\u1ecb gi\u00e1 kho\u1ea3ng $2.000. Nh\u01b0ng \u0111\u00f3 l\u00e0 \u0111i\u1ec1u tr\u1eebu t\u01b0\u1ee3ng.<\/p>\n\n\n\n
H\u00e3y n\u00f3i v\u1edbi h\u1ecd r\u1eb1ng b\u1ea1n \u0111\u00e3 lo\u1ea1i b\u1ecf 500 m\u1ed1i h\u00e0n gi\u00e1 $6 m\u1ed7i m\u1ed1i (t\u00ednh \u0111\u1ee7 chi ph\u00ed) \u2014 \u0111\u00f3 l\u00e0 $3.000. Th\u00eam 6 gi\u1edd m\u00e0i m\u1ed1i h\u00e0n v\u1edbi gi\u00e1 $38\/gi\u1edd \u2014 $228. Th\u00eam 3 gi\u1edd ki\u1ec3m tra QC l\u1ea1i v\u1edbi gi\u00e1 $45\/gi\u1edd \u2014 $135. T\u1ed5ng c\u1ed9ng l\u00e0 $3.363 \u0111\u01b0\u1ee3c lo\u1ea1i kh\u1ecfi chi ph\u00ed l\u01b0\u01a1ng trong m\u1ed9t l\u00f4 500 chi ti\u1ebft.<\/p>\n\n\n\n
Gi\u1edd h\u00e3y so s\u00e1nh v\u1edbi th\u1eddi gian u\u1ed1n: ti\u1ebft ki\u1ec7m 3,75 gi\u1edd \u1edf m\u1ee9c $85\/gi\u1edd l\u00e0 $318,75. Th\u1eddi gian m\u00e1y ch\u1ec9 chi\u1ebfm 9% c\u1ee7a c\u00e2u chuy\u1ec7n t\u00e0i ch\u00ednh. Ph\u1ea7n c\u00f2n l\u1ea1i l\u00e0 lao \u0111\u1ed9ng m\u00e0 b\u1ea1n kh\u00f4ng bao gi\u1edd c\u1ea7n l\u00ean l\u1ecbch n\u1eefa.<\/p>\n\n\n\n
\u0110\u00e2y l\u00e0 n\u01a1i c\u00e1c x\u01b0\u1edfng m\u1ea5t uy t\u00edn: h\u1ecd n\u00f3i v\u1ec1 \u201cu\u1ed1n nhanh h\u01a1n\u201d thay v\u00ec \u201clo\u1ea1i b\u1ecf nh\u00e2n c\u00f4ng h\u00e0n.\u201d Ban l\u00e3nh \u0111\u1ea1o c\u1eaft gi\u1ea3m chi ph\u00ed nh\u00e2n c\u00f4ng tr\u01b0\u1edbc khi h\u1ecd \u0103n m\u1eebng t\u1ed1c \u0111\u1ed9 m\u00e1y.<\/p>\n\n\n\n
N\u1ebfu s\u1ed1 ti\u1ec1n ti\u1ebft ki\u1ec7m t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf lao \u0111\u1ed9ng h\u1ea1 ngu\u1ed3n > ti\u1ebft ki\u1ec7m t\u1eeb gi\u1edd m\u00e1y u\u1ed1n thu\u1ea7n t\u00fay, th\u00ec h\u00e3y d\u1eabn \u0111\u1ea7u b\u1eb1ng l\u1ee3i \u00edch t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf lao \u0111\u1ed9ng \u2014 kh\u00f4ng ph\u1ea3i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n
C\u00e1ch tr\u00ecnh b\u00e0y ph\u1ea7n ch\u00eanh l\u1ec7ch gi\u00e1 d\u1ee5ng c\u1ee5 nh\u01b0 s\u1ef1 ph\u1ee5c h\u1ed3i bi\u00ean l\u1ee3i nhu\u1eadn, ch\u1ee9 kh\u00f4ng ph\u1ea3i chi ph\u00ed t\u0103ng th\u00eam<\/h3>\n\n\n\n
\u0110\u1eebng b\u01b0\u1edbc v\u00e0o v\u00e0 h\u1ecfi xin $7.500.<\/p>\n\n\n\n
H\u00e3y b\u01b0\u1edbc v\u00e0o v\u00e0 tr\u00ecnh b\u00e0y r\u1eb1ng m\u1ed9t c\u00f4ng vi\u1ec7c 500 chi ti\u1ebft hi\u1ec7n \u0111ang g\u00e1nh chi ph\u00ed \u1ea9n $11,36 m\u1ed7i chi ti\u1ebft gi\u1eefa ph\u1ebf ph\u1ea9m, h\u00e0n, x\u1eed l\u00fd v\u00e0 ki\u1ec3m tra. T\u1ed5ng c\u1ed9ng l\u00e0 $5.680 m\u1ed7i \u0111\u1ee3t. N\u1ebfu d\u1ee5ng c\u1ee5 lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c $8 m\u1ed7i chi ti\u1ebft trong s\u1ed1 \u0111\u00f3, b\u1ea1n thu h\u1ed3i $4.000 \u1edf l\u00f4 \u0111\u1ea7u ti\u00ean v\u00e0 $1.680 \u1edf l\u00f4 th\u1ee9 hai. Sau \u0111\u00f3, m\u1ecdi l\u00f4 \u0111\u1ec1u l\u00e0 100% ph\u1ee5c h\u1ed3i bi\u00ean l\u1ee3i nhu\u1eadn.<\/p>\n\n\n\n
Gi\u1edd cu\u1ed9c tr\u00f2 chuy\u1ec7n chuy\u1ec3n t\u1eeb \u201cCh\u00fang ta c\u00f3 \u0111\u1ee7 kh\u1ea3 n\u0103ng kh\u00f4ng?\u201d sang \u201cT\u1ea1i sao ch\u00fang ta v\u1eabn ch\u1ecdn ch\u1ea3y m\u00e1u 8% tr\u00ean m\u00e3 h\u00e0ng n\u00e0y?\u201d<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 ph\u1ea7n kh\u00f4ng hi\u1ec3n nhi\u00ean: ng\u01b0\u1ee1ng 500 chi ti\u1ebft kh\u00f4ng li\u00ean quan \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng. N\u00f3 li\u00ean quan \u0111\u1ebfn m\u1eadt \u0111\u1ed9 l\u00e3ng ph\u00ed. M\u1ed9t chi ti\u1ebft c\u1ea9u th\u1ea3 c\u00f3 12% chi ph\u00ed ph\u1ee5 \u1ea9n ch\u1ee9a bi\u1ec7n minh cho vi\u1ec7c d\u00f9ng d\u1ee5ng c\u1ee5 th\u00e9p t\u00f9y ch\u1ec9nh nhanh h\u01a1n so v\u1edbi m\u1ed9t chi ti\u1ebft 2.000 c\u00e1i s\u1ea1ch s\u1ebd, c\u00f3 quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd. Kh\u1ed1i l\u01b0\u1ee3ng g\u00e2y \u1ed3n \u00e0o. M\u1eadt \u0111\u1ed9 l\u00e3ng ph\u00ed m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n
V\u00ec v\u1eady khung t\u01b0 duy r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 truy\u1ec1n \u0111\u1ea1t trong ph\u00f2ng h\u1ecdp:<\/p>\n\n\n\n
\n- \u0110\u1ecbnh l\u01b0\u1ee3ng c\u00e1c thao t\u00e1c \u0111\u00e3 lo\u1ea1i b\u1ecf t\u00ednh theo \u0111\u00f4 la cho m\u1ed7i chi ti\u1ebft.<\/li>\n\n\n\n
- Nh\u00e2n v\u1edbi s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m th\u1ef1c t\u1ebf.<\/li>\n\n\n\n
- Chi\u1ebft kh\u1ea5u theo h\u1ec7 s\u1ed1 r\u1ee7i ro trung th\u1ef1c c\u1ee7a b\u1ea1n (thay \u0111\u1ed5i thi\u1ebft k\u1ebf %, ch\u1eadm tr\u1ec5 t\u1eeb nh\u00e0 cung c\u1ea5p %, r\u1ee7i ro h\u1ecfng h\u00f3c).<\/li>\n<\/ol>\n\n\n\n
N\u1ebfu (Chi ph\u00ed \u0111\u00e3 lo\u1ea1i b\u1ecf tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m \u00d7 h\u1ec7 s\u1ed1 \u1ed5n \u0111\u1ecbnh) \u2265 t\u1ed5ng m\u1ee9c r\u1ee7i ro d\u1ee5ng c\u1ee5, th\u00ec ph\u00ea duy\u1ec7t d\u1ee5ng c\u1ee5. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang suy \u0111o\u00e1n.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng \u0111ang th\u00fac \u0111\u1ea9y t\u1ed1c \u0111\u1ed9. B\u1ea1n \u0111ang si\u1ebft ch\u1eb7t m\u1ed9t d\u00e2y chuy\u1ec1n b\u1ecb r\u00f2 r\u1ec9 \u0111ang l\u00e0m th\u1ea5t tho\u00e1t 6%\u201312% l\u1ee3i nhu\u1eadn m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
N\u1ebfu l\u1ea1m ph\u00e1t lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m ho\u1eb7c bi\u00ean l\u1ee3i nhu\u1eadn s\u1ebd b\u1ecb hao m\u00f2n.<\/p>","protected":false},"excerpt":{"rendered":"
V\u00e0o th\u1ee9 Ba tu\u1ea7n tr\u01b0\u1edbc, t\u00f4i \u0111\u00e3 xem m\u1ed9t b\u1ed9 ph\u1eadn 600 m\u1ea3nh ch\u1ea1y \u201cm\u01b0\u1ee3t m\u00e0.\u201d T\u00e1m l\u1ea7n u\u1ed1n tr\u00ean m\u1ed9t khu\u00f4n V ti\u00eau chu\u1ea9n. Sau \u0111\u00f3, hai c\u00f4ng nh\u00e2n \u0111\u00e3 d\u00e0nh 3,5 gi\u1edd \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft ph\u1ed3ng v\u00e0 l\u00e0m ph\u1eb3ng s\u1ef1 bi\u1ebfn d\u1ea1ng v\u1edbi t\u1ed1c \u0111\u1ed9 $32\/gi\u1edd m\u1ed7i ng\u01b0\u1eddi. \u0110\u00f3 l\u00e0 $224 trong chi ph\u00ed lao \u0111\u1ed9ng sau khi m\u00e1y u\u1ed1n d\u1eebng chu k\u1ef3. Kh\u00f4ng ai ghi \u201cc\u00e1c thao t\u00e1c ph\u1ee5\u201d tr\u00ean t\u1edd h\u00e0nh tr\u00ecnh. N\u00f3 ch\u1ec9 n\u1eb1m \u0111\u00f3, im l\u1eb7ng, nh\u01b0 m\u1ed9t [\u2026]<\/p>","protected":false},"author":3,"featured_media":936,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-932","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=932"}],"version-history":[{"count":2,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932\/revisions"}],"predecessor-version":[{"id":1083,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932\/revisions\/1083"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/936"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/figure>\n\n\n\nB\u1edfi v\u00ec n\u1ed7i \u0111au \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n ra.<\/p>\n\n\n\n
M\u1ed9t d\u1ee5ng c\u1ee5 $5.000 ch\u1ec9 xu\u1ea5t hi\u1ec7n m\u1ed9t l\u1ea7n tr\u00ean \u0111\u01a1n \u0111\u1eb7t h\u00e0ng. N\u00f3 g\u00e2y ch\u00fa \u00fd, xu\u1ea5t hi\u1ec7n trong bu\u1ed5i xem x\u00e9t v\u1ed1n \u0111\u1ea7u t\u01b0. Lao \u0111\u1ed9ng ph\u1ee5 tr\u1ee3 \u1edf m\u1ee9c $0,50 m\u1ed7i chi ti\u1ebft th\u00ec l\u1ea1i \u1ea9n trong s\u1ea3n xu\u1ea5t. N\u00f3 tr\u00f4ng nh\u01b0 \u201cgi\u1edd l\u00e0m b\u00ecnh th\u01b0\u1eddng\u201d. Kh\u00f4ng c\u00f3 c\u1edd \u0111\u1ecf b\u00e1o hi\u1ec7u. Ch\u1ec9 m\u1ea5t 2\u20133% bi\u00ean l\u1ee3i nhu\u1eadn m\u1ed7i l\u1ea7n ch\u1ea1y, gi\u1ed1ng nh\u01b0 m\u1ed9t \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c m\u1ea5t 2% \u00e1p su\u1ea5t m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n
V\u00e0 d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u00f2i h\u1ecfi s\u1ef1 cam k\u1ebft. B\u1ea1n ph\u1ea3i kh\u00f3a b\u1ea3n v\u1ebd. X\u00e1c nh\u1eadn l\u1ef1c \u00e9p. Ch\u1ea5p nh\u1eadn r\u1eb1ng n\u1ebfu chi ti\u1ebft thay \u0111\u1ed5i 10%, khu\u00f4n c\u00f3 th\u1ec3 c\u1ea7n \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i. \u0110i\u1ec1u \u0111\u00f3 nghe c\u00f3 v\u1ebb r\u1ee7i ro v\u1edbi \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft. Nh\u01b0ng c\u0169ng ch\u1eb3ng kh\u00e1c g\u00ec vi\u1ec7c m\u1ea5t $300\u2013$400 m\u1ed7i khi c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i ch\u1ec9 v\u00ec kh\u00f4ng ai mu\u1ed1n ch\u1ecbu tr\u00e1ch nhi\u1ec7m cho quy\u1ebft \u0111\u1ecbnh \u0111\u00f3.<\/p>\n\n\n\n
S\u1ef1 tho\u1ea3i m\u00e1i kh\u00f4ng xu\u1ea5t hi\u1ec7n tr\u00ean b\u00e1o c\u00e1o thu nh\u1eadp. Lao \u0111\u1ed9ng th\u00ec c\u00f3.<\/p>\n\n\n\n
N\u1ebfu s\u1ea3n l\u01b0\u1ee3ng l\u1eb7p l\u1ea1i \u00d7 lao \u0111\u1ed9ng \u1ea9n tr\u00ean m\u1ed7i chi ti\u1ebft v\u01b0\u1ee3t qu\u00e1 chi ph\u00ed d\u1ee5ng c\u1ee5 trong hai chu k\u1ef3, th\u00ec \u201cch\u00fang ta v\u1eabn lu\u00f4n l\u00e0m nh\u01b0 v\u1eady\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c \u2014 m\u00e0 l\u00e0 m\u1ed9t kho\u1ea3n tr\u1ee3 c\u1ea5p cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n
Gi\u1edd c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 li\u1ec7u d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 ph\u1ea3i l\u00e0 h\u00e0ng xa x\u1ec9 hay kh\u00f4ng. M\u00e0 l\u00e0 ch\u00ednh x\u00e1c th\u00ec th\u1ee9 thu\u1ebf \u1ea9n \u0111\u00f3 \u0111ang n\u1eb1m \u1edf \u0111\u00e2u trong quy tr\u00ecnh l\u00e0m vi\u1ec7c hi\u1ec7n t\u1ea1i c\u1ee7a b\u1ea1n.<\/p>\n\n\n\n
Thu\u1ebf \u1ea9n c\u1ee7a d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n<\/h2>\n\n\n\n
Th\u00e1ng tr\u01b0\u1edbc ch\u00fang t\u00f4i ch\u1ea1y m\u1ed9t chi ti\u1ebft v\u1ecf b\u1ecdc th\u00e9p kh\u00f4ng g\u1ec9 500 chi\u1ebfc. Tr\u00f4ng v\u00f4 h\u1ea1i tr\u00ean gi\u1ea5y t\u1edd: b\u1ed1n ch\u1ed7 g\u1ea5p, m\u1ed9t m\u00e9p cu\u1ed9n, t\u1ea5m 304 d\u00e0y 14 gauge. D\u00f9ng khu\u00f4n V ti\u00eau chu\u1ea9n, u\u1ed1n kh\u00ed, l\u1eadt l\u1ea1i, r\u1ed3i cu\u1ed9n m\u00e9p \u1edf l\u1ea7n \u00e9p th\u1ee9 hai. Th\u1eddi gian \u00e9p? T\u1ed5ng c\u1ed9ng 2,8 gi\u1edd.<\/p>\n\n\n\n
Nh\u1eefng g\u00ec l\u1ed9 tr\u00ecnh s\u1ea3n xu\u1ea5t kh\u00f4ng th\u1ec3 hi\u1ec7n: 1,5 gi\u1edd \u1edf tr\u1ea1m m\u00e0i \u0111\u1ec3 \u0111\u00e1nh b\u00f3ng v\u1ebft n\u1ee9t si\u00eau nh\u1ecf d\u1ecdc m\u00e9p cu\u1ed9n, 45 ph\u00fat \u1edf kh\u00e2u ki\u1ec3m tra \u0111\u1ec3 ch\u1ec9nh g\u00f3c b\u1ecb sai l\u1ec7ch, v\u00e0 30 ph\u00fat h\u00e0n ch\u1ea5m \u0111\u1ec3 ch\u1ec9nh l\u1ea1i ph\u1ea7n m\u00e9p kh\u00f4ng n\u1eb1m ph\u1eb3ng. V\u1edbi chi ph\u00ed $32\/gi\u1edd, t\u1ed5ng c\u1ed9ng l\u00e0 $144 cho ph\u1ea7n d\u1ecdn d\u1eb9p v\u00e0 ch\u1ec9nh s\u1eeda ngo\u00e0i ph\u1ea7n t\u1ea1o h\u00ecnh. V\u1edbi \u0111\u01a1n h\u00e0ng c\u00f3 l\u1ee3i nhu\u1eadn g\u1ed9p $900, \u0111\u00f3 l\u00e0 m\u1ea5t \u0111i 16% \u2014 kh\u00f4ng ph\u1ea3i do ph\u1ebf ph\u1ea9m, c\u0169ng kh\u00f4ng ph\u1ea3i do t\u0103ng ca \u2014 m\u00e0 ch\u1ec9 trong \u201cquy tr\u00ecnh b\u00ecnh th\u01b0\u1eddng\u201d.\u201d<\/p>\n\n\n\n
B\u1ea1n s\u1ebd kh\u00f4ng th\u1ea5y \u0111i\u1ec1u \u0111\u00f3 trong b\u1ea3ng b\u00e1o gi\u00e1. N\u00f3 \u0111\u01b0\u1ee3c ch\u00f4n trong c\u00e1c h\u1ea1ng m\u1ee5c lao \u0111\u1ed9ng mang t\u00ean \u201ch\u1ed7 tr\u1ee3\u201d.\u201d<\/p>\n\n\n\n
Nh\u01b0ng to\u00e1n h\u1ecdc th\u00ec kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n
V\u1edbi $0,29 m\u1ed7i chi ti\u1ebft cho c\u00f4ng vi\u1ec7c ph\u1ee5 tr\u1ee3 ($144 \u00f7 500), l\u00f4 500 chi ti\u1ebft c\u1ee7a b\u1ea1n v\u1eeba tr\u1ea3 tr\u01b0\u1edbc 3%\u20135% cho m\u1ed9t d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh tr\u1ecb gi\u00e1 $4.000. Ch\u1ea1y hai l\u1ea7n m\u1ed9t n\u0103m v\u00e0 b\u1ea1n \u0111\u00e3 m\u1ea5t $288 m\u1ed7i n\u0103m ch\u1ec9 \u0111\u1ec3 gi\u1eef \u201ct\u00ednh linh ho\u1ea1t\u201d. \u0110\u00f3 l\u00e0 lo\u1ea1i thu\u1ebf t\u1eeb th\u00f9ng ph\u1ebf li\u1ec7u \u2014 nh\u1ecf \u0111\u1ebfn m\u1ee9c d\u1ec5 b\u1ecb b\u1ecf qua, nh\u01b0ng \u0111\u1ec1u \u0111\u1eb7n v\u00e0 g\u00e2y thi\u1ec7t h\u1ea1i.<\/p>\n\n\n\n
N\u1ebfu lao \u0111\u1ed9ng \u1ea9n tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m \u2265 20% chi ph\u00ed d\u1ee5ng c\u1ee5, th\u00ec b\u1ea1n \u0111ang \u00e2m th\u1ea7m t\u00e0i tr\u1ee3 cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 theo h\u00ecnh th\u1ee9c tr\u1ea3 g\u00f3p.<\/p>\n\n\n\n
V\u1eady n\u00f3 \u0111ang \u1ea9n \u1edf \u0111\u00e2u trong x\u01b0\u1edfng c\u1ee7a b\u1ea1n?<\/p>\n\n\n\n
B\u1eaby c\u1ee7a c\u00f4ng \u0111o\u1ea1n th\u1ee9 c\u1ea5p: Khi m\u1ed9t l\u1ea7n \u00e9p th\u1ee9 hai tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y th\u1ee9 hai v\u00e0 m\u1ed9t h\u00e0ng ch\u1edd th\u1ee9 hai<\/h3>\n\n\n\n
H\u00e3y h\u00ecnh dung m\u1ed9t thanh \u0111\u1ecbnh h\u00ecnh c\u00f3 b\u1eadc l\u1ec7ch. D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n \u0111\u1ed3ng ngh\u0129a v\u1edbi vi\u1ec7c l\u1ea7n \u00e9p \u0111\u1ea7u \u0111\u1ec3 t\u1ea1o ch\u00e2n, thay \u0111\u1ed5i khu\u00f4n, l\u1ea7n \u00e9p th\u1ee9 hai \u0111\u1ec3 t\u1ea1o ph\u1ea7n b\u1eadc. Hai l\u1ea7n thi\u1ebft l\u1eadp, hai l\u1ea7n c\u0103n ch\u1ec9nh, hai kh\u1ea3 n\u0103ng sai l\u1ec7ch 0,5\u00b0.<\/p>\n\n\n\n
V\u1edbi m\u1ed9t l\u00f4 500 chi ti\u1ebft, \u0111\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 th\u00eam 500 l\u1ea7n \u00e9p. M\u00e0 c\u00f2n l\u00e0 500 l\u1ea7n d\u1ee1, 500 l\u1ea7n di chuy\u1ec3n \u0111\u1ebfn pallet, 500 l\u1ea7n c\u0103n ch\u1ec9nh l\u1ea1i. D\u00f9 m\u1ed7i chu k\u1ef3 thao t\u00e1c ch\u1ec9 25 gi\u00e2y, th\u00ec c\u0169ng l\u00e0 3,5 gi\u1edd lao \u0111\u1ed9ng \u2014 $112 v\u1edbi m\u1ee9c $32\/gi\u1edd \u2014 ch\u01b0a k\u1ec3 l\u1ea7n thi\u1ebft l\u1eadp th\u1ee9 hai t\u1ed1n 20 ph\u00fat, th\u00eam $11 n\u1eefa. B\u1ea1n \u0111\u00e3 m\u1ea5t $123 ch\u1ec9 v\u00ec h\u00ecnh d\u1ea1ng chi ti\u1ebft kh\u00f4ng v\u1eeba v\u1edbi b\u1ed9 khu\u00f4n s\u1eb5n c\u00f3.<\/p>\n\n\n\n
V\u00e0 \u0111\u00e2y l\u00e0 \u201ck\u1ebb gi\u1ebft ng\u01b0\u1eddi th\u1ea7m l\u1eb7ng\u201d: m\u1ed7i l\u1ea7n \u0111i\u1ec1u ch\u1ec9nh th\u01b0\u1edbc \u0111o \u0111\u1ec1u t\u1ea1o ra sai l\u1ec7ch. Gi\u1ea3 s\u1eed ph\u1ebf li\u1ec7u c\u1ee7a b\u1ea1n t\u0103ng th\u00eam 2% do l\u1ed7i thao t\u00e1c tr\u00ean m\u1ed9t chi ti\u1ebft $18. M\u01b0\u1eddi chi ti\u1ebft b\u1ecb lo\u1ea1i b\u1ecf t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $180 cho v\u1eadt li\u1ec7u v\u00e0 chi ph\u00ed chung. Gi\u1edd th\u00ec chi ph\u00ed \u201c\u0111\u00e1nh th\u1ee9 hai\u201d c\u1ee7a b\u1ea1n l\u00e0 $303 tr\u00ean 500 chi ti\u1ebft \u2014 t\u1ee9c $0.61 m\u1ed7i chi ti\u1ebft \u2014 m\u00e0 kh\u00f4ng ai vi\u1ebft t\u1ea5m s\u00e9c n\u00e0o mang nh\u00e3n \u201cl\u1ed7i.\u201d<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch m\u00e0 m\u1ed9t l\u1ea7n u\u1ed1n th\u1ee9 hai tr\u1edf th\u00e0nh m\u1ed9t m\u00e1y th\u1ee9 hai, m\u1ed9t h\u00e0ng \u0111\u1ee3i th\u1ee9 hai v\u00e0 m\u1ed9t h\u00f3a \u0111\u01a1n th\u1ee9 hai m\u00e0 b\u1ea1n kh\u00f4ng bao gi\u1edd li\u1ec7t k\u00ea chi ti\u1ebft.<\/p>\n\n\n\n
N\u1ebfu (lao \u0111\u1ed9ng x\u1eed l\u00fd th\u00eam + ph\u1ebf li\u1ec7u do x\u1eed l\u00fd l\u1ea1i) tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 500 \u2265 kh\u1ea5u hao d\u1ee5ng c\u1ee5 tr\u00ean m\u1ed7i l\u01b0\u1ee3t ch\u1ea1y, th\u00ec ph\u01b0\u01a1ng \u00e1n t\u00f9y ch\u1ec9nh m\u1ed9t l\u1ea7n u\u1ed1n th\u1eafng \u2014 ngay c\u1ea3 \u1edf s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p.<\/p>\n\n\n\n
V\u1eady t\u1ea1i sao ch\u00fang ta l\u1ea1i \u0111ang ch\u1ed1ng l\u1ea1i v\u1eadt li\u1ec7u thay v\u00ec \u0111\u1ecbnh h\u00ecnh n\u00f3 m\u1ed9t l\u1ea7n r\u1ed3i ti\u1ebfp t\u1ee5c?<\/p>\n\n\n\n
Ch\u1ed1ng l\u1ea1i \u0111\u1ed9 h\u1ed3i l\u00f2 xo trong h\u1ee3p kim c\u01b0\u1eddng \u0111\u1ed9 cao: Tinh ch\u1ec9nh ch\u01b0\u01a1ng tr\u00ecnh so v\u1edbi s\u1eeda h\u00ecnh h\u1ecdc<\/h3>\n\n\n\n
Ch\u1ea1y th\u00e9p c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa trong khu\u00f4n V ti\u00eau chu\u1ea9n v\u00e0 xem \u0111i\u1ec1u g\u00ec x\u1ea3y ra. B\u1ea1n l\u1eadp tr\u00ecnh 88\u00b0 \u0111\u1ec3 \u0111\u1ea1t 90\u00b0. N\u0103m chi ti\u1ebft \u0111\u1ea7u ti\u00ean \u0111\u1ea1t 89,5\u00b0. Ng\u01b0\u1eddi v\u1eadn h\u00e0nh \u0111i\u1ec1u ch\u1ec9nh l\u00ean 87,5\u00b0. Gi\u1edd b\u1ea1n \u0111\u1ea1t 90,8\u00b0. L\u1ea1i gi\u1ea3m xu\u1ed1ng. R\u1ed3i l\u1ea1i \u0111u\u1ed5i theo.<\/p>\n\n\n\n
M\u01b0\u1eddi chi ti\u1ebft th\u1eed nghi\u1ec7m gi\u00e1 $12 m\u1ed7i c\u00e1i l\u00e0 $120 v\u1eadt li\u1ec7u tr\u01b0\u1edbc khi b\u1ea1n \u1ed5n \u0111\u1ecbnh. Th\u00eam 40 ph\u00fat th\u1eddi gian v\u1eadn h\u00e0nh \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u2014 $21. T\u1ed5ng c\u1ed9ng $141 b\u1ecb \u0111\u1ed1t ch\u00e1y tr\u01b0\u1edbc khi chi ti\u1ebft #11 \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111i. V\u1edbi \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $0.28 m\u1ed7i chi ti\u1ebft ch\u1ec9 ri\u00eang cho chi ph\u00ed tinh ch\u1ec9nh.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n coi \u0111\u1ed9 h\u1ed3i l\u00f2 xo nh\u01b0 th\u1eddi ti\u1ebft \u2014 th\u1ee9 m\u00e0 ta ch\u1ec9 \u0111i\u1ec1u ch\u1ec9nh quanh n\u00f3. D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh th\u00ec thay \u0111\u1ed5i h\u00ecnh h\u1ecdc: b\u00e1n k\u00ednh ch\u00e0y ch\u1eb7t h\u01a1n, \u00e9p l\u00fan \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, c\u00f3 th\u1ec3 vai \u0111\u01b0\u1ee3c c\u1eaft nh\u1eb9 \u0111\u1ec3 kh\u00f3a g\u00f3c u\u1ed1n. B\u1ea1n \u0111\u00e1nh \u0111\u1ed5i chi ph\u00ed thi\u1ebft k\u1ebf d\u1ee5ng c\u1ee5 ban \u0111\u1ea7u cao h\u01a1n 15% \u0111\u1ec3 gi\u1ea3m 50% sai l\u1ec7ch g\u00f3c v\u00e0 g\u1ea7n nh\u01b0 b\u1eb1ng kh\u00f4ng ph\u1ebf li\u1ec7u th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n
\u0110\u00fang, b\u1ea1n c\u00f3 th\u1ec3 thi\u1ebft k\u1ebf l\u1ea1i chi ti\u1ebft \u2014 t\u0103ng b\u00e1n k\u00ednh, chuy\u1ec3n sang 5052 thay v\u00ec 6061, n\u1edbi l\u1ecfng ti\u00eau chu\u1ea9n. \u0110\u00f4i khi \u0111\u00f3 l\u00e0 l\u1ef1a ch\u1ecdn th\u00f4ng minh. Nh\u01b0ng khi b\u1ea3n v\u1ebd \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh v\u00e0 h\u1ee3p kim \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh b\u1edfi t\u1ea3i tr\u1ecdng, b\u1ea1n ph\u1ea3i tr\u1ea3 th\u00eam $0.25\u2013$0.40 m\u1ed7i chi ti\u1ebft cho lao \u0111\u1ed9ng tinh ch\u1ec9nh v\u00ec khu\u00f4n kh\u00f4ng kh\u1edbp v\u1edbi v\u1eadt l\u00fd.<\/p>\n\n\n\n
N\u1ebfu th\u1eddi gian tinh ch\u1ec9nh h\u1ed3i l\u00f2 xo + ph\u1ebf li\u1ec7u th\u1eed nghi\u1ec7m m\u1ed7i l\u01b0\u1ee3t ch\u1ea1y v\u01b0\u1ee3t qu\u00e1 5% chi ph\u00ed d\u1ee5ng c\u1ee5 trong hai \u0111\u01a1n h\u00e0ng, th\u00ec vi\u1ec7c s\u1eeda h\u00ecnh h\u1ecdc t\u1ed1t h\u01a1n l\u00e0 tinh ch\u1ec9nh ch\u01b0\u01a1ng tr\u00ecnh.<\/p>\n\n\n\n
\u0110i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn ch\u1ed7 r\u00f2 r\u1ec9 ti\u1ebfp theo \u2014 th\u1ee9 m\u00e0 b\u1ed9 ph\u1eadn ki\u1ec3m tra lu\u00f4n tranh lu\u1eadn.<\/p>\n\n\n\n
Ch\u1ed3ng dung sai: B\u1ea1n c\u00f3 \u0111ang x\u1eed l\u00fd sai l\u1ec7ch \u1edf giai \u0111o\u1ea1n sau m\u00e0 \u0111\u00e1ng l\u1ebd c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf t\u1eeb tr\u01b0\u1edbc?<\/h3>\n\n\n\n
M\u1ed7i l\u1ea7n b\u1ea1n l\u1eadt chi ti\u1ebft, b\u1ea1n \u0111\u1eb7t l\u1ea1i \u0111i\u1ec3m g\u1ed1c.<\/p>\n\n\n\n
L\u1ea5y m\u1ed9t h\u1ed9p b\u1ed1n l\u1ea7n u\u1ed1n \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh trong hai l\u1ea7n g\u00e1 ri\u00eang bi\u1ec7t. M\u1ed7i l\u1ea7n g\u00e1 c\u00f3 sai l\u1ec7ch g\u00f3c \u00b10,5\u00b0. C\u1ed9ng d\u1ed3n qua b\u1ed1n l\u1ea7n u\u1ed1n, b\u1ea1n c\u00f3 th\u1ec3 th\u1ea5y l\u1ec7ch \u00b11,5 mm \u1edf m\u00e9p xa. B\u1ed9 ph\u1eadn ki\u1ec3m tra g\u1eafn c\u1edd 8% chi ti\u1ebft l\u00e0 \u201cc\u1eadn gi\u1edbi h\u1ea1n.\u201d C\u00f4ng nh\u00e2n b\u1eaft \u0111\u1ea7u ch\u1ec9nh tay b\u1eb1ng b\u00faa cao su.<\/p>\n\n\n\n
V\u1edbi lo\u1ea1t 500 chi ti\u1ebft, 40 chi ti\u1ebft \u0111\u01b0\u1ee3c ch\u1ec9nh th\u1ee7 c\u00f4ng m\u1ea5t 90 gi\u00e2y m\u1ed7i c\u00e1i. \u0110\u00f3 l\u00e0 m\u1ed9t gi\u1edd lao \u0111\u1ed9ng \u2014 $32. Kh\u00f4ng qu\u00e1 nghi\u00eam tr\u1ecdng. Nh\u01b0ng c\u1ed9ng th\u00eam 45 ph\u00fat c\u1ee7a ng\u01b0\u1eddi ki\u1ec3m tra \u0111\u1ec3 ph\u00e2n lo\u1ea1i \u2014 $24 \u2014 l\u00e0 b\u1ea1n \u0111\u00e3 t\u1ed1n $56, t\u1ee9c $0.11 m\u1ed7i chi ti\u1ebft, ch\u1ec9 \u0111\u1ec3 \u201cxoa d\u1ecbu\u201d dung sai tr\u1edf l\u1ea1i gi\u1edbi h\u1ea1n.<\/p>\n\n\n\n
Gi\u1edd c\u1ed9ng th\u00eam chi ph\u00ed c\u01a1 h\u1ed9i: m\u00e1y \u00e9p \u0111\u00f3 n\u1eb1m ch\u1edd 30 ph\u00fat \u0111\u1ee3i k\u1ebft qu\u1ea3 ki\u1ec3m tra. V\u1edbi m\u1ee9c chi ph\u00ed m\u00e1y c\u1ed9ng th\u00eam kho\u1ea3ng $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $42 c\u00f4ng su\u1ea5t m\u00e0 b\u1ea1n kh\u00f4ng th\u1ec3 t\u00ednh ti\u1ec1n.<\/p>\n\n\n\n
V\u1eady l\u00e0 vi\u1ec7c \u201cqu\u1ea3n l\u00fd\u201d dung sai c\u1ee7a b\u1ea1n v\u1eeba ti\u00eau t\u1ed1n $98 \u2014 t\u1ee9c 11% c\u1ee7a bi\u00ean l\u1ee3i nhu\u1eadn $900 \u2014 v\u00ec sai l\u1ec7ch \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb tr\u01b0\u1edbc v\u00e0 x\u1eed l\u00fd v\u1ec1 sau b\u1eb1ng s\u1ee9c ng\u01b0\u1eddi, kh\u00f4ng ph\u1ea3i b\u1eb1ng th\u00e9p.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u1ea1o h\u00ecnh theo giai \u0111o\u1ea1n t\u00f9y ch\u1ec9nh, u\u1ed1n c\u1ea3 b\u1ed1n g\u00f3c trong c\u00f9ng m\u1ed9t l\u1ea7n \u0111\u1ecbnh v\u1ecb duy nh\u1ea5t, lo\u1ea1i b\u1ecf hai l\u1ea7n l\u1eadt v\u00e0 hai l\u1ea7n \u0111\u1eb7t l\u1ea1i dung sai. \u00cdt ch\u1ed3ng dung sai h\u01a1n. \u00cdt tranh c\u00e3i h\u01a1n. \u00cdt nh\u1eefng kho\u1ea3n r\u00f2 r\u1ec9 $0.11 t\u01b0\u1edfng nh\u1ecf nh\u01b0ng \u0111\u00e1ng k\u1ec3 h\u01a1n.<\/p>\n\n\n\n
N\u1ebfu lao \u0111\u1ed9ng ch\u1ec9nh s\u1eeda sau s\u1ea3n xu\u1ea5t + th\u1eddi gian ki\u1ec3m tra m\u1ed7i l\u01b0\u1ee3t \u2265 10% th\u1eddi gian t\u1ea1o h\u00ecnh, th\u00ec quy tr\u00ecnh \u0111\u00f3 \u0111ang b\u00f9 tr\u1eeb cho d\u1ee5ng c\u1ee5 ch\u1ee9 kh\u00f4ng ph\u1ea3i \u0111ang t\u1ea1o ra s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n
V\u00e0 \u0111i\u1ec1u \u0111\u00f3 d\u1eabn \u0111\u1ebfn kho\u1ea3n chi ph\u00ed m\u00e0 ai c\u0169ng nh\u00fan vai b\u1ecf qua.<\/p>\n\n\n\n
Thi\u1ebft l\u1eadp th\u1eddi gian nh\u01b0 m\u1ed9t chi ph\u00ed g\u1ed9p, kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 b\u1ea5t ti\u1ec7n m\u1ed9t l\u1ea7n<\/h3>\n\n\n\n
T\u00f4i nghe \u0111i\u1ec1u \u0111\u00f3 su\u1ed1t: \u201cThi\u1ebft l\u1eadp ti\u00eau chu\u1ea9n ch\u1ec9 m\u1ea5t 20\u201330 ph\u00fat.\u201d<\/p>\n\n\n\n
\u0110\u01b0\u1ee3c th\u00f4i. G\u1ecdi l\u00e0 25 ph\u00fat v\u1edbi m\u1ee9c $32\/gi\u1edd \u2014 $13. Th\u00eam 10 ph\u00fat \u0111\u1ec3 t\u00ecm v\u00e0 s\u1eafp x\u1ebfp d\u1ee5ng c\u1ee5 \u2014 th\u00eam $5 n\u1eefa. B\u1ea1n \u0111\u00e3 t\u1ed1n $18 tr\u01b0\u1edbc khi t\u1ea1o m\u1eabu \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n
L\u00e0m nh\u01b0 v\u1eady ba l\u1ea7n v\u00ec c\u00f4ng vi\u1ec7c c\u1ea7n ba c\u1ea5u h\u00ecnh d\u1ee5ng c\u1ee5, b\u1ea1n \u0111\u1ea1t $54 cho m\u1ed7i l\u00f4. V\u1edbi 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 $0.11 m\u1ed7i chi ti\u1ebft. C\u00f3 v\u1ebb v\u00f4 h\u1ea1i.<\/p>\n\n\n\n
Cho \u0111\u1ebfn khi c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i b\u1ed1n l\u1ea7n m\u1ed9t n\u0103m. Gi\u1edd b\u1ea1n \u0111\u00e3 t\u1ed1n $216 m\u1ed7i n\u0103m ch\u1ec9 v\u00ec ma s\u00e1t thi\u1ebft l\u1eadp l\u1eb7p l\u1ea1i \u2014 24% trong c\u00f9ng bi\u00ean l\u1ee3i nhu\u1eadn $900 \u0111\u00f3 \u2014 v\u00e0 ch\u01b0a ai c\u1ea3i thi\u1ec7n quy tr\u00ecnh d\u00f9 ch\u1ec9 m\u1ed9t ch\u00fat.<\/p>\n\n\n\n
D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh h\u1ee3p nh\u1ea5t c\u00f3 th\u1ec3 th\u00eam 40 ph\u00fat v\u00e0o l\u1ea7n thi\u1ebft l\u1eadp \u0111\u1ea7u ti\u00ean \u2014 $21 b\u1ed5 sung \u2014 nh\u01b0ng lo\u1ea1i b\u1ecf hai l\u1ea7n thi\u1ebft l\u1eadp ti\u1ebfp theo cho m\u1ed7i l\u00f4. Qua b\u1ed1n l\u1ea7n ch\u1ea1y, b\u1ea1n ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 200 ph\u00fat th\u1eddi gian m\u00e1y \u0111\u1ee9ng \u2014 $107 \u2014 v\u00e0 gi\u1ea3i ph\u00f3ng c\u00f4ng su\u1ea5t \u0111\u1ec3 ch\u1ea1y m\u1ed9t c\u00f4ng vi\u1ec7c kh\u00e1c tr\u1ecb gi\u00e1 doanh thu $1,200.<\/p>\n\n\n\n
Th\u1eddi gian thi\u1ebft l\u1eadp kh\u00f4ng ph\u1ea3i l\u00e0 phi\u1ec1n to\u00e1i. \u0110\u00f3 l\u00e0 l\u00e3i su\u1ea5t. N\u00f3 t\u00edch l\u0169y \u00e2m th\u1ea7m \u1edf m\u1ee9c 10%\u201325% c\u1ee7a bi\u00ean l\u1ee3i nhu\u1eadn trong m\u1ed9t n\u0103m n\u1ebfu b\u1ea1n \u0111\u1ec3 n\u00f3 l\u1eb7p l\u1ea1i m\u00e0 kh\u00f4ng x\u1eed l\u00fd.<\/p>\n\n\n\n
N\u1ebfu (ph\u00fat thi\u1ebft l\u1eadp ti\u1ebft ki\u1ec7m m\u1ed7i l\u1ea7n \u00d7 s\u1ed1 l\u1ea7n ch\u1ea1y m\u1ed7i n\u0103m \u00d7 chi ph\u00ed lao \u0111\u1ed9ng) \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 t\u0103ng th\u00eam trong hai n\u0103m, th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n \u0111ang t\u00ednh ti\u1ec1n thu\u00ea b\u1ea1n.<\/p>\n\n\n\n
V\u00e0 ti\u1ec1n thu\u00ea l\u00e0 th\u1ee9 b\u1ea1n tr\u1ea3 khi b\u1ea1n ch\u01b0a s\u1edf h\u1eefu gi\u1ea3i ph\u00e1p.<\/p>\n\n\n\n
C\u01a1 ch\u1ebf: C\u00e1ch d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh thay \u0111\u1ed5i kinh t\u1ebf c\u1ee7a chi ti\u1ebft<\/h2>\n\n\n\n
Tr\u00ean m\u1ed9t v\u1ecf th\u00e9p kh\u00f4ng g\u1ec9 500 chi ti\u1ebft m\u00e0 ch\u00fang t\u00f4i ch\u1ea1y qu\u00fd tr\u01b0\u1edbc, b\u1ea3n v\u1ebd y\u00eau c\u1ea7u c\u00f3 g\u1edd tr\u1ea3 v\u00e0 m\u00e9p g\u1ea5p tr\u00ean c\u00f9ng m\u1ed9t c\u1ea1nh. V\u1edbi c\u00e1c \u0111o\u1ea1n ti\u00eau chu\u1ea9n, \u0111i\u1ec1u \u0111\u00f3 c\u00f3 ngh\u0129a l\u00e0: u\u1ed1n tr\u01b0\u1edbc, l\u1eadt, \u0111\u00f3ng m\u00e9p, r\u1ed3i m\u1ed9t l\u1ea7n \u00e9p ph\u1eb3ng ri\u00eang. Ba l\u1ea7n u\u1ed1n. Hai l\u1ea7n thi\u1ebft l\u1eadp. M\u1ed9t \u0111\u1ed3 g\u00e1 h\u00e0n \u1edf c\u00f4ng \u0111o\u1ea1n sau v\u00ec m\u00e9p g\u1ea5p kh\u00f4ng bao gi\u1edd kh\u00e9p th\u1eb3ng ho\u00e0n to\u00e0n. Ch\u00fang t\u00f4i \u0111\u00e3 chi $2,400 cho m\u1ed9t d\u1ee5ng c\u1ee5 d\u1eadp theo giai \u0111o\u1ea1n t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 t\u1ea1o c\u1ea3 g\u1edd v\u00e0 m\u00e9p trong m\u1ed9t l\u1ea7n \u00e9p \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. C\u00f9ng m\u00e1y u\u1ed1n. C\u00f9ng th\u1ee3 v\u1eadn h\u00e0nh. M\u1ed9t l\u1ea7n \u00e9p.<\/p>\n\n\n\n
Kh\u00e1c bi\u1ec7t \u0111\u00f3 kh\u00f4ng mang t\u00ednh l\u00fd thuy\u1ebft. Chu k\u1ef3 gi\u1ea3m t\u1eeb 55 gi\u00e2y xu\u1ed1ng c\u00f2n 28 gi\u00e2y \u2014 ti\u1ebft ki\u1ec7m 27 gi\u00e2y \u00d7 500 chi ti\u1ebft l\u00e0 3,75 gi\u1edd lao \u0111\u1ed9ng, $120 \u1edf m\u1ee9c $32\/gi\u1edd. Ch\u00fang t\u00f4i lo\u1ea1i b\u1ecf m\u1ed9t l\u1ea7n thi\u1ebft l\u1eadp ph\u1ee5 d\u00e0i 30 ph\u00fat \u2014 $16. Ch\u00fang t\u00f4i c\u0169ng lo\u1ea1i b\u1ecf vi\u1ec7c ch\u1ec9nh s\u1eeda m\u1ed1i h\u00e0n v\u1ed1n m\u1ea5t trung b\u00ecnh 45 gi\u00e2y m\u1ed7i chi ti\u1ebft \u2014 th\u00eam 6,25 gi\u1edd, $200. T\u1ed5ng c\u1ed9ng $336 chi ph\u00ed lao \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp tr\u00ean 500 chi ti\u1ebft \u0111\u1ea7u ti\u00ean, c\u1ed9ng th\u00eam vi\u1ec7c lo\u1ea1i b\u1ecf \u0111\u1ed3 g\u00e1 chi\u1ebfm 20 ft\u00b2 di\u1ec7n t\u00edch s\u00e0n v\u00e0 chi ph\u00ed ch\u1ebf t\u1ea1o $1,100. T\u1edbi l\u1ea7n ch\u1ea1y th\u1ee9 hai, d\u1ee5ng c\u1ee5 \u0111\u00e3 ho\u00e0n v\u1ed1n 28% gi\u00e1 mua c\u1ee7a n\u00f3, v\u00e0 khu h\u00e0n ng\u1eebng m\u1ea5t 12% bi\u00ean l\u1ee3i nhu\u1eadn v\u00ec t\u00e1i c\u00f4ng.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 c\u00e1ch b\u1ea1n ra quy\u1ebft \u0111\u1ecbnh. B\u1ea1n kh\u00f4ng h\u1ecfi \u201cKh\u1ed1i l\u01b0\u1ee3ng n\u00e0y c\u00f3 cao kh\u00f4ng?\u201d B\u1ea1n h\u1ecfi, \u201cC\u00f3 bao nhi\u00eau trung t\u00e2m chi ph\u00ed bi\u1ebfn m\u1ea5t n\u1ebfu t\u00f4i t\u1ea1o h\u00ecnh m\u1ed9t l\u1ea7n thay v\u00ec v\u1eadt l\u1ed9n ba l\u1ea7n?\u201d N\u1ebfu s\u1ed1 thao t\u00e1c b\u1ecb lo\u1ea1i b\u1ecf tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 chi ph\u00ed lao \u0111\u1ed9ng \u00d7 500 \u2265 kh\u1ea5u hao d\u1ee5ng c\u1ee5, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng c\u00f2n l\u00e0 h\u00e0ng xa x\u1ec9 m\u00e0 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 si\u1ebft ch\u1eb7t \u0111\u01b0\u1eddng r\u00f2 chi ph\u00ed.<\/p>\n\n\n\n
L\u1ee3i th\u1ebf \u201cm\u1ed9t l\u1ea7n \u00e9p\u201d: G\u1ed9p nhi\u1ec1u l\u1ea7n u\u1ed1n v\u00e0o m\u1ed9t chu k\u1ef3 duy nh\u1ea5t<\/h3>\n\n\n\n
T\u00f4i \u0111\u00e3 th\u1ea5y th\u1ee3 v\u1eadn h\u00e0nh l\u00e0m \u201cT\u00e1m l\u1ea7n u\u1ed1n b\u1eb1ng khu\u00f4n ch\u1eef V ti\u00eau chu\u1ea9n\u201d v\u00ec \u0111\u00f3 l\u00e0 c\u00e1i c\u00f3 s\u1eb5n tr\u00ean gi\u00e1. U\u1ed1n, tr\u01b0\u1ee3t, \u0111o l\u1ea1i, r\u1ed3i l\u1ea1i u\u1ed1n. M\u1ed7i l\u1ea7n \u0111\u1ecbnh v\u1ecb l\u1ea1i m\u1ea5t 6\u20138 gi\u00e2y n\u1ebfu ng\u01b0\u1eddi \u0111\u00f3 nhanh tay. G\u1ecdi l\u00e0 7 gi\u00e2y \u00d7 7 l\u1ea7n di chuy\u1ec3n th\u00eam = 49 gi\u00e2y ch\u1ec9 \u0111\u1ec3 x\u1eed l\u00fd thao t\u00e1c. V\u1edbi $32\/gi\u1edd, \u0111\u00f3 l\u00e0 $0.44 cho m\u1ed7i chi ti\u1ebft ch\u1ec9 t\u00ednh th\u1eddi gian di chuy\u1ec3n. V\u1edbi 500 chi ti\u1ebft, b\u1ea1n \u0111\u00e3 \u0111\u1ed1t $220 tr\u01b0\u1edbc khi t\u00ednh ki\u1ec3m tra g\u00f3c hay ph\u1ebf ph\u1ea9m.<\/p>\n\n\n\n
M\u1ed9t d\u1ee5ng c\u1ee5 u\u1ed1n giai \u0111o\u1ea1n m\u1ed9t l\u1ea7n l\u1ea5y t\u00e1m \u0111\u1eb7c t\u00ednh \u0111\u00f3 v\u00e0 \u0111\u1ecbnh v\u1ecb t\u1eeb m\u1ed9t v\u1ecb tr\u00ed chu\u1ea9n duy nh\u1ea5t. M\u1ed9t l\u1ea7n \u00e9p m\u1ea5t 18 gi\u00e2y. B\u1ea1n v\u1eeba c\u1eaft gi\u1ea3m 49 gi\u00e2y x\u1eed l\u00fd v\u00e0 20 gi\u00e2y chu k\u1ef3 ph\u1ee5 \u2014 t\u1ed5ng c\u1ed9ng kho\u1ea3ng 69 gi\u00e2y. \u0110\u00f3 l\u00e0 9,6 gi\u1edd lao \u0111\u1ed9ng ti\u1ebft ki\u1ec7m cho 500 chi ti\u1ebft, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $307. V\u00e0 \u0111\u00e2y l\u00e0 \u0111i\u1ec1u h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi b\u1ecf l\u1ee1: b\u1ea1n c\u0169ng lo\u1ea1i b\u1ecf b\u1ea3y c\u01a1 h\u1ed9i \u0111\u1ecbnh v\u1ecb sai. N\u1ebfu t\u1ef7 l\u1ec7 ph\u1ebf gi\u1ea3m t\u1eeb 3% xu\u1ed1ng 1% tr\u00ean chi ti\u1ebft gi\u00e1 $18, \u0111\u00f3 l\u00e0 10 chi ti\u1ebft \u00edt h\u01a1n trong th\u00f9ng ph\u1ebf li\u1ec7u \u2014 thu h\u1ed3i $180.<\/p>\n\n\n\n
B\u1ea1n kh\u00f4ng ch\u1ec9 ti\u1ebft ki\u1ec7m th\u1eddi gian. B\u1ea1n \u0111\u00e3 lo\u1ea1i b\u1ecf s\u1ef1 bi\u1ebfn \u0111\u1ed9ng. N\u1ebfu (s\u1ed1 l\u1ea7n \u00e9p th\u00eam \u2212 1) \u00d7 gi\u00e2y thao t\u00e1c \u00d7 chi ph\u00ed lao \u0111\u1ed9ng \u00d7 500 + ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec d\u1ee5ng c\u1ee5 m\u1ed9t l\u1ea7n \u00e9p l\u00e0 l\u1ef1a ch\u1ecdn th\u00e9p r\u1ebb h\u01a1n.<\/p>\n\n\n\n
Nh\u01b0ng c\u00f3 ph\u1ea3i m\u1ecdi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh \u0111\u1ec1u gi\u1ea3i quy\u1ebft c\u00f9ng m\u1ed9t v\u1ea5n \u0111\u1ec1 kh\u00f4ng?<\/p>\n\n\n\n
T\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc so v\u1edbi t\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u: Gi\u1ea3i quy\u1ebft c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00e1c nhau b\u1eb1ng c\u00e1c lo\u1ea1i th\u00e9p kh\u00e1c nhau<\/h3>\n\n\n\n
Ch\u00fang t\u00f4i \u0111\u00e3 ch\u1ea1y c\u00e1c gi\u00e1 \u0111\u1ee1 c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa b\u1ecb n\u1ee9t t\u1ea1i b\u00e1n k\u00ednh ch\u00e0y 0,125\u2033. D\u1ee5ng c\u1ee5 theo danh m\u1ee5c ti\u00eau chu\u1ea9n. R\u1ebb. Sau 12 chi ti\u1ebft, xu\u1ea5t hi\u1ec7n v\u1ebft n\u1ee9t nh\u1ecf t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n \u2014 4% ph\u1ebf tr\u00ean ph\u00f4i $22. \u0110\u00f3 l\u00e0 $44 m\u1ea5t trong 50 chi ti\u1ebft \u0111\u1ea7u ti\u00ean v\u00e0 leo l\u00ean $440 tr\u00ean 500 n\u1ebfu b\u1ea1n c\u1ee9 \u0111\u1ec3 m\u1eb7c.<\/p>\n\n\n\n
C\u00e1ch kh\u1eafc ph\u1ee5c kh\u00f4ng ph\u1ea3i l\u00e0 \u201cnhi\u1ec1u k\u1ef9 n\u0103ng h\u01a1n.\u201d \u0110\u00f3 l\u00e0 h\u00ecnh h\u1ecdc. Ch\u00fang t\u00f4i \u0111\u00e3 \u0111\u1eb7t m\u1ed9t ch\u00e0y b\u00e1n k\u00ednh 0,250\u2033 v\u1edbi vai \u0111\u01b0\u1ee3c gi\u1ea3m \u0111\u1ec3 ki\u1ec3m so\u00e1t \u0111i\u1ec3m ch\u1ea1m \u0111\u00e1y. Chi ph\u00ed d\u1ee5ng c\u1ee5: $1.800. Ph\u1ebf li\u1ec7u gi\u1ea3m t\u1eeb 4% xu\u1ed1ng d\u01b0\u1edbi 1%. V\u1edbi 500 chi ti\u1ebft, \u0111\u00f3 l\u00e0 15 chi ti\u1ebft \u0111\u01b0\u1ee3c c\u1ee9u \u2014 $330 ti\u1ec1n v\u1eadt li\u1ec7u \u2014 c\u1ed9ng v\u1edbi vi\u1ec7c ch\u00fang t\u00f4i ng\u1eebng t\u1ed1n 30 ph\u00fat m\u1ed7i l\u1ea7n ch\u1ea1y \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, ti\u1ebft ki\u1ec7m th\u00eam $16. Kho\u1ea3n ho\u00e0n v\u1ed1n kh\u00f4ng ph\u1ea3i l\u00e0 ph\u00e9p m\u00e0u; \u0111\u00f3 l\u00e0 v\u1eadt l\u00fd.<\/p>\n\n\n\n
\u0110\u00f3 l\u00e0 t\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc: b\u1ea1n thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng \u0111\u1ec3 kh\u1edbp v\u1edbi b\u1ea3n v\u1ebd.<\/p>\n\n\n\n
Sau \u0111\u00f3 l\u00e0 t\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u. C\u00e1c t\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng b\u1ecb x\u01b0\u1edbc do ma s\u00e1t khi u\u1ed1n b\u1eb1ng khu\u00f4n ph\u1eb3ng ngu\u1ed9i \u0111\u1ed9 c\u1ee9ng 32 Rc. T\u1ef7 l\u1ec7 l\u1ed7i ngo\u1ea1i quan \u0111\u1ea1t 6% tr\u00ean m\u1ed9t t\u1ea5m $28 \u2014 t\u1ee9c $168 tr\u00ean 100 s\u1ea3n ph\u1ea9m, $840 tr\u00ean 500 s\u1ea3n ph\u1ea9m. Ch\u00fang t\u00f4i chuy\u1ec3n sang d\u00f9ng ch\u00e8n c\u1ee9ng, kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u1ebft, c\u00f3 \u0111\u1ed9 c\u1ee9ng 50+ Rc. D\u1ee5ng c\u1ee5 t\u1ed1n $2.200. T\u1ef7 l\u1ec7 l\u1ed7i gi\u1ea3m xu\u1ed1ng 1%. B\u1ea1n thu h\u1ed3i \u0111\u01b0\u1ee3c $700 ti\u1ec1n ph\u1ebf li\u1ec7u trong 500 s\u1ea3n ph\u1ea9m \u0111\u1ea7u ti\u00ean v\u00e0 ng\u1eebng m\u1ea5t 2 gi\u1edd lao \u0111\u1ed9ng \u0111\u00e1nh b\u00f3ng \u2014 $64 \u2014 m\u1ed7i l\u00f4.<\/p>\n\n\n\n
V\u1ea5n \u0111\u1ec1 kh\u00e1c nhau. C\u00f9ng m\u1ed9t ph\u00e9p t\u00ednh. N\u1ebfu h\u00e0nh vi c\u1ee7a v\u1eadt li\u1ec7u ho\u1eb7c y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t g\u00e2y t\u1ed1n >3% ph\u1ebf li\u1ec7u ho\u1eb7c >30 ph\u00fat \u0111i\u1ec1u ch\u1ec9nh m\u1ed7i l\u1ea7n ch\u1ea1y, th\u00ec h\u00ecnh h\u1ecdc c\u1ee7a d\u1ee5ng c\u1ee5 ph\u1ea3i thay \u0111\u1ed5i, n\u1ebfu kh\u00f4ng l\u1ee3i nhu\u1eadn s\u1ebd hao m\u00f2n.<\/p>\n\n\n\n
Nh\u01b0ng ngay c\u1ea3 khi g\u00f3c u\u1ed1n \u0111\u00e3 \u0111\u00fang, m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n \u0111ang l\u00e0m g\u00ec trong khi b\u1ea1n thay th\u00e9p?<\/p>\n\n\n\n T\u00f4i \u0111\u00e3 \u0111o th\u1eddi gian m\u1ed9t c\u00f4ng vi\u1ec7c th\u00e1ng tr\u01b0\u1edbc. Ba l\u1ea7n thay d\u1ee5ng c\u1ee5. M\u1ed7i l\u1ea7n: 12 ph\u00fat \u0111\u1ec3 th\u00e1o segment, l\u00e0m s\u1ea1ch b\u00e0n, s\u1eafp x\u1ebfp b\u1ed9 m\u1edbi, c\u0103n ch\u1ec9nh. T\u1ed5ng c\u1ed9ng 36 ph\u00fat kh\u00f4ng c\u1eaft. V\u1edbi m\u1ee9c chi ph\u00ed m\u00e1y \u0111\u00e3 t\u00ednh \u0111\u1ee7 $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $51 m\u1ed7i l\u00f4. B\u1ed1n l\u1ea7n l\u1eb7p m\u1ed9t n\u0103m, m\u1ea5t $204 \u2014 22% c\u1ee7a l\u1ee3i nhu\u1eadn $900 \u2014 ch\u1ec9 v\u00ec th\u1eddi gian d\u00f9ng c\u1edd l\u00ea.<\/p>\n\n\n\n B\u1ed9 d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh h\u1ee3p nh\u1ea5t \u0111\u00e3 bi\u1ebfn ba c\u1ea5u h\u00ecnh th\u00e0nh m\u1ed9t thi\u1ebft l\u1eadp 20 ph\u00fat. B\u1ea1n th\u00eam 8 ph\u00fat ban \u0111\u1ea7u, \u0111\u00fang \u2014 $11. Nh\u01b0ng b\u1ea1n x\u00f3a \u0111\u01b0\u1ee3c 24 ph\u00fat m\u1ed7i l\u1ea7n ch\u1ea1y. Trong 4 l\u1ea7n ch\u1ea1y, b\u1ea1n l\u1ea5y l\u1ea1i 96 ph\u00fat \u2014 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $136 n\u0103ng su\u1ea5t m\u00e1y c\u00f3 th\u1ec3 b\u00e1n. T\u1ee9c l\u00e0 n\u1eeda ng\u00e0y trong n\u0103m \u0111\u01b0\u1ee3c thu h\u1ed3i kh\u1ecfi \u201cthu\u1ebf\u201d linh ho\u1ea1t c\u1ee7a th\u00f9ng ph\u1ebf li\u1ec7u.\u201d<\/p>\n\n\n\n \u0110\u00fang, d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh ph\u1ee9c t\u1ea1p h\u01a1n. \u0110\u00fang, n\u1ebfu l\u1eadp tr\u00ecnh vi\u00ean c\u1ee7a b\u1ea1n kh\u00f4ng x\u1eed l\u00fd \u0111\u01b0\u1ee3c u\u1ed1n ph\u00e2n \u0111o\u1ea1n, b\u1ea1n s\u1ebd m\u1ea5t th\u00eam th\u1eddi gian g\u1ee1 l\u1ed7i. T\u00f4i t\u1eebng th\u1ea5y 45 ph\u00fat b\u1ecb m\u1ea5t do tr\u00ecnh t\u1ef1 sai \u2014 $24 chi ph\u00ed nh\u00e2n c\u00f4ng \u2014 v\u00ec ch\u01b0\u01a1ng tr\u00ecnh ngo\u1ea1i tuy\u1ebfn kh\u00f4ng t\u00ednh t\u1edbi khe h\u1edf. Nh\u01b0ng m\u1ed9t khi \u0111\u00e3 c\u1ed1 \u0111\u1ecbnh, thi\u1ebft l\u1eadp s\u1ebd tr\u1edf n\u00ean l\u1eb7p l\u1ea1i \u0111\u01b0\u1ee3c. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n, sau khi c\u1eaft v\u00e0 tr\u1ed9n, m\u1ea5t \u0111\u1ed9 ch\u00ednh x\u00e1c c\u0103n ch\u1ec9nh v\u00e0 b\u1eaft \u0111\u1ea7u sai l\u1ec7ch 0.030\u2033 tr\u00ean 4 feet. D\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c gi\u1eef \u0111\u01b0\u1ee3c 0.0004\u2033 m\u1ed7i foot. \u0110\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 qu\u1ea3ng c\u00e1o; \u0111\u00f3 l\u00e0 kh\u00e1c bi\u1ec7t gi\u1eefa ph\u1ea3i ch\u00eam v\u00e0 c\u00f3 th\u1ec3 giao h\u00e0ng.<\/p>\n\n\n\n N\u1ebfu (s\u1ed1 ph\u00fat thi\u1ebft l\u1eadp lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c m\u1ed7i n\u0103m \u00d7 chi ph\u00ed m\u00e1y) \u2212 th\u1eddi gian l\u1eadp tr\u00ecnh t\u0103ng th\u00eam \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 h\u00e0ng n\u0103m, th\u00ec \u201ct\u00ednh linh ho\u1ea1t\u201d c\u1ee7a ph\u00e2n \u0111o\u1ea1n ch\u1ec9 l\u00e0 s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c thu\u00ea l\u1ea1i.<\/p>\n\n\n\n V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra sau 20 chi ti\u1ebft \u0111\u1ea7u ti\u00ean, khi ki\u1ec3m tra b\u1eaft \u0111\u1ea7u theo d\u00f5i s\u00e1t sao?<\/p>\n\n\n\n Tr\u00ean m\u1ed9t t\u1ea5m d\u00e0i 4 foot, d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ph\u1eb3ng ngu\u1ed9i b\u1ecb tr\u00f4i kho\u1ea3ng 0.0015\u2033 m\u1ed7i foot khi tr\u1ed9n chi\u1ec1u d\u00e0i. T\u1ed5ng c\u1ed9ng kho\u1ea3ng 0.006\u2033 tr\u00ean to\u00e0n chi\u1ec1u d\u00e0i. Kh\u00f4ng nghe c\u00f3 v\u1ebb l\u1edbn cho \u0111\u1ebfn khi l\u1eafp r\u00e1p c\u1ea7n sai s\u1ed1 t\u1ed5ng \u00b10.010\u2033. Ch\u00fang t\u00f4i t\u1ed1n 1 gi\u1edd cho m\u1ed7i l\u00f4 500 chi ti\u1ebft \u0111\u1ec3 ph\u00e2n lo\u1ea1i ki\u1ec3m tra \u2014 $32 \u2014 v\u00e0 th\u00eam 1 gi\u1edd \u0111\u1ec3 ch\u1ec9nh v\u00e0 u\u1ed1n l\u1ea1i \u2014 th\u00eam $32. T\u1ed5ng $64 cho m\u1ed7i l\u00f4 ch\u1ec9 v\u00ec b\u1ed9 d\u1ee5ng c\u1ee5 kh\u00f4ng gi\u1eef \u0111\u00fang \u0111\u01b0\u1eddng.<\/p>\n\n\n\n Ch\u00fang t\u00f4i chuy\u1ec3n sang b\u1ed9 d\u1ee5ng c\u1ee5 m\u00e0i ch\u00ednh x\u00e1c to\u00e0n chi\u1ec1u d\u00e0i. \u0110\u1ed9 l\u1eb7p l\u1ea1i thu h\u1eb9p c\u00f2n kho\u1ea3ng 0.0004\u2033 m\u1ed7i foot. Th\u1eddi gian ph\u00e2n lo\u1ea1i gi\u1ea3m xu\u1ed1ng 15 ph\u00fat \u2014 $8. U\u1ed1n l\u1ea1i g\u1ea7n nh\u01b0 bi\u1ebfn m\u1ea5t. T\u00ednh ra ti\u1ebft ki\u1ec7m $50 cho m\u1ed7i 500 chi ti\u1ebft. Kh\u00f4ng ph\u1ea3i con s\u1ed1 \u0111\u00e1ng vi\u1ebft ti\u00eau \u0111\u1ec1. Nh\u01b0ng c\u1ed9ng v\u1edbi $300 t\u1eeb u\u1ed1n m\u1ed9t nh\u00e1t v\u00e0 $136 t\u1eeb gi\u1ea3m thi\u1ebft l\u1eadp, b\u1ea1n \u0111\u00e3 v\u01b0\u1ee3t $486 cho c\u00f9ng m\u1ed9t l\u00f4.<\/p>\n\n\n\n T\u00ednh nh\u1ea5t qu\u00e1n c\u0169ng l\u00e0m gi\u1ea3m ph\u1ee5 thu\u1ed9c v\u00e0o ng\u01b0\u1eddi v\u1eadn h\u00e0nh. Khi quy tr\u00ecnh \u1ed5n \u0111\u1ecbnh, c\u1ea3 ng\u01b0\u1eddi gi\u1ecfi v\u00e0 ng\u01b0\u1eddi b\u00ecnh th\u01b0\u1eddng \u0111\u1ec1u l\u00e0m ra chi ti\u1ebft t\u1ed1t. N\u1ebfu g\u00f3c u\u1ed1n l\u1ec7ch bu\u1ed9c ph\u1ea3i ch\u1ec9nh th\u1ee7 c\u00f4ng tr\u00ean 8% chi ti\u1ebft, m\u1ed7i c\u00e1i 60 gi\u00e2y, t\u1ee9c l\u00e0 6.7 gi\u1edd lao \u0111\u1ed9ng cho m\u1ed7i 500 \u2014 $214. C\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc b\u1eb1ng th\u00e9p, gi\u1ea3m l\u1ed7i xu\u1ed1ng c\u00f2n 2%, b\u1ea1n l\u1ea5y l\u1ea1i $160. Nh\u01b0ng to\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac \u2014 n\u00f3 quan t\u00e2m \u0111\u1ebfn ph\u00fat \u00d7 chi ph\u00ed \u00d7 s\u1ed1 chi ti\u1ebft.<\/p>\n\n\n\n \u0110\u00e2y l\u00e0 quy t\u1eafc trong x\u01b0\u1edfng m\u00e0 t\u00f4i g\u1ea1ch \u0111\u1ecf tr\u00ean m\u1ecdi b\u00e1o gi\u00e1: N\u1ebfu (th\u1eddi gian l\u00e0m l\u1ea1i + th\u1eddi gian ki\u1ec3m tra + chi ph\u00ed ph\u1ebf ph\u1ea9m) tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 500 \u2265 25% gi\u00e1 c\u1ee7a d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec b\u1ea1n \u0111\u00e3 t\u1ef1 t\u00e0i tr\u1ee3 cho d\u1ee5ng c\u1ee5 r\u1ed3i \u2014 ch\u1ec9 l\u00e0 th\u00f4ng qua l\u00e3ng ph\u00ed ch\u1ee9 kh\u00f4ng ph\u1ea3i th\u00e9p.<\/p>\n\n\n\n V\u1eady khi n\u00e0o m\u1ed9t c\u00f4ng vi\u1ec7c v\u01b0\u1ee3t gi\u1edbi h\u1ea1n? Khi c\u00e1c c\u00f4ng \u0111o\u1ea1n b\u1ea1n c\u00f3 th\u1ec3 x\u00f3a \u1edf m\u1ee9c 500 chi ti\u1ebft c\u1ed9ng l\u1ea1i nhi\u1ec1u h\u01a1n t\u1ea5m s\u00e9c b\u1ea1n s\u1ebd vi\u1ebft \u0111\u1ec3 mua d\u1ee5ng c\u1ee5. B\u01b0\u1edbc ti\u1ebfp theo l\u00e0 \u0111\u1eb7t hai c\u1ed9t c\u1ea1nh nhau v\u00e0 \u0111\u1ec3 con s\u1ed1 t\u1ef1 tranh lu\u1eadn.<\/p>\n\n\n\n T\u00f4i c\u00f3 m\u1ed9t v\u1ecf h\u1ed9p 500 chi ti\u1ebft tr\u00ean b\u00e0n qu\u00fd tr\u01b0\u1edbc. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n c\u1ea7n hai l\u1ea7n u\u1ed1n v\u00e0 m\u1ed9t l\u01b0\u1ee3t m\u00e0i nh\u1eb9. B\u01b0\u1edbc ho\u00e0n thi\u1ec7n th\u1ee9 c\u1ea5p t\u1ed1n $10 m\u1ed7i chi ti\u1ebft, r\u00f5 r\u00e0ng v\u00e0 \u0111\u01a1n gi\u1ea3n. M\u1ed9t c\u00fa \u0111\u1ed9t t\u00f9y ch\u1ec9nh m\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c b\u00e1o gi\u00e1 $5,000. C\u00e2u h\u1ecfi kh\u00f4ng ph\u1ea3i l\u00e0 \u201c500 c\u00f3 ph\u1ea3i s\u1ea3n l\u01b0\u1ee3ng l\u1edbn kh\u00f4ng?\u201d m\u00e0 l\u00e0: Khi n\u00e0o $5,000 th\u00f4i kh\u00f4ng \u0111\u00e1ng s\u1ee3 v\u00e0 b\u1eaft \u0111\u1ea7u tr\u1edf n\u00ean r\u1ebb?<\/p>\n\n\n\n X\u00f3a m\u1ed9t c\u00f4ng \u0111o\u1ea1n tr\u1ecb gi\u00e1 $10 tr\u00ean t\u1ed5ng 500 chi ti\u1ebft l\u00e0 b\u1ea1n x\u00f3a ch\u00ednh x\u00e1c $5,000. T\u1edbi chi ti\u1ebft th\u1ee9 501, b\u1ea1n \u0111\u00e3 l\u1eddi $10. \u0110\u00f3 l\u00e0 \u0111i\u1ec3m chuy\u1ec3n giao \u2014 kh\u00f4ng ph\u1ea3i 5,000 chi ti\u1ebft, kh\u00f4ng ph\u1ea3i \u201cs\u1ea3n l\u01b0\u1ee3ng \u00f4 t\u00f4.\u201d Ch\u1ec9 500 th\u00f4i. Nh\u01b0ng to\u00e1n h\u1ecdc kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n V\u1eady h\u00e3y \u0111\u1eb7t hai c\u1ed9t c\u1ea1nh nhau v\u00e0 xem ch\u00ednh x\u00e1c ch\u1ed7 b\u1eaft \u0111\u1ea7u r\u00f2 r\u1ec9 chi ph\u00ed \u1edf \u0111\u00e2u.<\/p>\n\n\n\n L\u1ea5y m\u1ed9t v\u00ed d\u1ee5 th\u1ef1c t\u1ebf. M\u00e1y \u00e9p tay ho\u1eb7c CNC c\u01a1 b\u1ea3n, chi ph\u00ed \u0111\u1ea7y \u0111\u1ee7 $70\/gi\u1edd. Chu k\u1ef3 5 ph\u00fat b\u1eb1ng d\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n. T\u00ednh ra ($5 ph\u00fat \/ 60) \u00d7 $70 = $5.83 m\u1ed7i chi ti\u1ebft cho m\u00e1y v\u00e0 nh\u00e2n c\u00f4ng. Th\u00eam $0.20 m\u00e0i c\u1ea1nh, t\u1ed5ng $6.03 m\u1ed7i chi ti\u1ebft tr\u01b0\u1edbc khi t\u00ednh ph\u1ebf ph\u1ea9m. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng l\u00e0 $3,015 chi ph\u00ed tr\u1ef1c ti\u1ebfp.<\/p>\n\n\n\n Gi\u1edd th\u00eam ph\u1ea7n kh\u00f4ng ai in \u0111\u1eadm trong b\u00e1o gi\u00e1: m\u1ed9t b\u01b0\u1edbc u\u1ed1n th\u00eam m\u1ea5t 45 gi\u00e2y thao t\u00e1c v\u00e0 \u0111\u1ecbnh v\u1ecb l\u1ea1i. \u0110\u00f3 l\u00e0 0.75 ph\u00fat \u00d7 $70\/gi\u1edd = $0.88 m\u1ed7i chi ti\u1ebft. Th\u00eam $440 cho 500 chi ti\u1ebft. T\u1ed5ng th\u1ef1c t\u1ebf l\u00e0 $3,455 \u2014 v\u00e0 ch\u00fang ta v\u1eabn ch\u01b0a t\u00ednh \u0111\u1ebfn ph\u1ebf ph\u1ea9m ho\u1eb7c ki\u1ec3m tra.<\/p>\n\n\n\n Phi\u00ean b\u1ea3n d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh: chu k\u1ef3 m\u1ed9t l\u1ea7n gi\u1ea3m xu\u1ed1ng c\u00f2n 4 ph\u00fat. ($4 \/ 60) \u00d7 $70 = $4.67 cho m\u1ed7i chi ti\u1ebft. Kh\u00f4ng c\u1ea7n t\u1ea9y ba via. Kh\u00f4ng c\u1ea7n thao t\u00e1c th\u00eam. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng th\u1eddi gian gia c\u00f4ng l\u00e0 $2,335 c\u1ed9ng v\u1edbi chi ph\u00ed d\u1ee5ng c\u1ee5 $5,000 = t\u1ed5ng c\u1ed9ng $7,335 cho l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n Tho\u1ea1t nh\u00ecn, ti\u00eau chu\u1ea9n tr\u00f4ng r\u1ebb h\u01a1n: $3,455 so v\u1edbi $7,335. \u0110\u00f3 l\u00e0 v\u00ec b\u1ea1n ch\u01b0a t\u00ednh \u0111\u1ebfn c\u00e1c l\u1ea7n ch\u1ea1y l\u1eb7p l\u1ea1i, s\u1ef1 ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m ho\u1eb7c c\u00f4ng \u0111o\u1ea1n ph\u1ee5 ch\u00fang ta s\u1eafp lo\u1ea1i b\u1ecf. N\u1ebfu b\u1ea1n ch\u1ec9 so s\u00e1nh quy tr\u00ecnh x\u1eed l\u00fd l\u00f4 \u0111\u1ea7u ti\u00ean, lo\u1ea1i ti\u00eau chu\u1ea9n th\u1eafng khi d\u01b0\u1edbi kho\u1ea3ng 1,000 chi ti\u1ebft tr\u00ean m\u00e1y g\u1ea5p tay. N\u1ebfu b\u1ea1n d\u1eebng ph\u00e9p t\u00ednh \u1edf \u0111\u00f3, b\u1ea1n \u0111ang thu\u00ea s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n N\u1ebfu (chi ph\u00ed m\u1ed7i chi ti\u1ebft ti\u00eau chu\u1ea9n \u2212 chi ph\u00ed m\u1ed7i chi ti\u1ebft t\u00f9y ch\u1ec9nh) \u00d7 s\u1ea3n l\u01b0\u1ee3ng \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5, th\u00ec th\u00e9p t\u00f9y ch\u1ec9nh l\u00e0 th\u00e9p r\u1ebb h\u01a1n.<\/p>\n\n\n\n Nh\u01b0ng n\u1ebfu \u0111i\u1ec1u duy nh\u1ea5t b\u1ea1n lo\u1ea1i b\u1ecf l\u00e0 m\u1ed9t c\u00f4ng \u0111o\u1ea1n ph\u1ee5 th\u00ec sao?<\/p>\n\n\n\n H\u00e3y t\u00e1ch n\u00f3 ra. Gi\u1ea3 s\u1eed quy tr\u00ecnh ti\u00eau chu\u1ea9n c\u1ee7a b\u1ea1n y\u00eau c\u1ea7u l\u00e0m ph\u1eb3ng tai h\u00e0n sau khi g\u1ea5p, b\u1eb1ng m\u00e1y \u00e9p ho\u1eb7c m\u00e1y m\u00e0i \u0111ai. M\u1ea5t 6 ph\u00fat v\u1edbi nh\u00e2n c\u00f4ng pha tr\u1ed9n $50\/gi\u1edd. T\u1ee9c l\u00e0 $5 cho m\u1ed7i chi ti\u1ebft. V\u1edbi 500 chi ti\u1ebft, ti\u1ebft ki\u1ec7m $2,500.<\/p>\n\n\n\n Ho\u1eb7c d\u00f9ng v\u00ed d\u1ee5 r\u00f5 r\u00e0ng h\u01a1n: c\u00f4ng \u0111o\u1ea1n ph\u1ee5 $10 m\u1ed7i chi ti\u1ebft \u2014 h\u00e0n, m\u00e0i, l\u1eafp ph\u1ea7n c\u1ee9ng. V\u1edbi 500 chi ti\u1ebft, t\u1ed5ng c\u1ed9ng $5,000. \u0110i\u1ec1u \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh $5,000. \u0110i\u1ec3m h\u00f2a v\u1ed1n c\u1ee7a b\u1ea1n ch\u00ednh x\u00e1c l\u00e0 500 chi ti\u1ebft. Ch\u1ea1y 750 chi ti\u1ebft trong n\u0103m v\u00e0 b\u1ea1n t\u1ea1o ra $2,500 l\u1ee3i nhu\u1eadn bi\u00ean thu h\u1ed3i \u2014 l\u1ee3i t\u1ee9c 50% tr\u00ean d\u1ee5ng c\u1ee5 \u0111\u00f3 trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n Gi\u00e1 chi ti\u1ebft gi\u1ea3m t\u1eeb (c\u01a1 b\u1ea3n $6.03 + $10 c\u00f4ng \u0111o\u1ea1n ph\u1ee5) = $16.03 xu\u1ed1ng kho\u1ea3ng $4.67 chi ph\u00ed gia c\u00f4ng khi b\u1ea1n r\u00fat g\u1ecdn thao t\u00e1c. \u0110\u00f3 l\u00e0 ch\u00eanh l\u1ec7ch $11.36 cho m\u1ed7i chi ti\u1ebft, hay $5,680 tr\u00ean 500 chi ti\u1ebft. Ngay c\u1ea3 sau khi tr\u1eeb $5,000 d\u1ee5ng c\u1ee5, b\u1ea1n v\u1eabn l\u1eddi $680 \u1edf l\u00f4 \u0111\u1ea7u.<\/p>\n\n\n\n \u0110\u00e2y l\u00e0 l\u00fac nhi\u1ec1u ng\u01b0\u1eddi n\u00f3i, \u201cV\u00e2ng, nh\u01b0ng c\u00f2n ph\u1ebf ph\u1ea9m th\u00ec sao?\u201d T\u1ed1t th\u00f4i. H\u00e3y n\u00f3i v\u1ec1 \u201cthu\u1ebf th\u00f9ng ph\u1ebf li\u1ec7u\u201d.<\/p>\n\n\n\n N\u1ebfu chi ph\u00ed c\u00f4ng \u0111o\u1ea1n ph\u1ee5 \u00d7 s\u1ea3n l\u01b0\u1ee3ng \u2265 gi\u00e1 d\u1ee5ng c\u1ee5, th\u00ec 500 chi ti\u1ebft kh\u00f4ng ph\u1ea3i s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p \u2014 \u0111\u00f3 l\u00e0 \u0111i\u1ec3m chuy\u1ec3n \u0111\u1ed5i.<\/p>\n\n\n\n Gi\u1ea3 s\u1eed t\u1ea5m ph\u00f4i $25. D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n t\u1ea1o ra 4% ph\u1ebf ph\u1ea9m th\u1ea9m m\u1ef9 ho\u1eb7c sai g\u00f3c. T\u1ee9c 20 chi ti\u1ebft l\u1ed7i trong 500. 20 \u00d7 $25 = $500 ti\u1ec1n v\u1eadt li\u1ec7u. Th\u00eam 4 ph\u00fat m\u1ed7i chi ti\u1ebft l\u00e0m l\u1ea1i v\u1edbi $70\/gi\u1edd \u2014 th\u00eam $93 n\u1eefa. T\u1ed5ng t\u00e1c \u0111\u1ed9ng ph\u1ebf ph\u1ea9m: kho\u1ea3ng $593 cho 500 chi\u1ebfc, ho\u1eb7c $1.19 tr\u00ean m\u1ed7i chi ti\u1ebft giao.<\/p>\n\n\n\n Gi\u1ea3m ph\u1ebf ph\u1ea9m xu\u1ed1ng 1% nh\u1edd h\u00ecnh d\u1ea1ng ki\u1ec3m so\u00e1t. Gi\u1edd b\u1ea1n m\u1ea5t 5 chi ti\u1ebft, $125 v\u1eadt li\u1ec7u c\u1ed9ng th\u00eam $23 th\u1eddi gian g\u1ea5p l\u1ea1i. G\u1ecdi chung $148. Ch\u00eanh l\u1ec7ch gi\u1eefa c\u00e1c quy tr\u00ecnh: $445 cho 500 chi ti\u1ebft.<\/p>\n\n\n\n Kho\u1ea3n $445 \u0111\u00f3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng 8.9% c\u1ee7a d\u1ee5ng c\u1ee5 $5,000. C\u1ed9ng th\u00eam c\u00f4ng \u0111o\u1ea1n ph\u1ee5 b\u1ecb lo\u1ea1i b\u1ecf $5 m\u1ed7i chi ti\u1ebft ($2,500), b\u1ea1n \u0111\u00e3 b\u00f9 \u0111\u01b0\u1ee3c 59% chi ph\u00ed d\u1ee5ng c\u1ee5 tr\u01b0\u1edbc khi n\u00f3i \u0111\u1ebfn thi\u1ebft l\u1eadp.<\/p>\n\n\n\n \u0110\u00e2y l\u00e0 ph\u00e9p t\u00ednh ng\u01b0\u1ee1ng r\u00f5 r\u00e0ng: Ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m % \u00d7 chi ph\u00ed v\u1eadt li\u1ec7u \u00d7 s\u1ea3n l\u01b0\u1ee3ng = ph\u1ea7n b\u00f9 chi ph\u00ed d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n N\u1ebfu c\u1ea3i thi\u1ec7n ph\u1ebf ph\u1ea9m \u2265 (chi ph\u00ed d\u1ee5ng c\u1ee5 \u00f7 (chi ph\u00ed v\u1eadt li\u1ec7u \u00d7 s\u1ea3n l\u01b0\u1ee3ng)), th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0 g\u00e1nh n\u1eb7ng. V\u1edbi d\u1ee5ng c\u1ee5 $5,000, ph\u00f4i $25 v\u00e0 500 chi ti\u1ebft, \u0111i\u1ec3m h\u00f2a v\u1ed1n ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m l\u00e0 40%. Nghe c\u00f3 v\u1ebb cao \u2014 cho \u0111\u1ebfn khi b\u1ea1n nh\u1edb r\u1eb1ng ch\u00fang ta \u0111ang c\u1ed9ng d\u1ed3n ph\u1ebf ph\u1ea9m v\u1edbi nh\u00e2n c\u00f4ng v\u00e0 thi\u1ebft l\u1eadp, ch\u1ee9 kh\u00f4ng ch\u1ec9 d\u1ef1a v\u00e0o ph\u1ebf ph\u1ea9m.<\/p>\n\n\n\n Ch\u1ec9 ri\u00eang ph\u1ebf ph\u1ea9m hi\u1ebfm khi b\u00f9 \u0111\u1ee7 chi ph\u00ed d\u1ee5ng c\u1ee5. Ph\u1ebf ph\u1ea9m c\u1ed9ng m\u1ed9t c\u00f4ng \u0111o\u1ea1n b\u1ecb lo\u1ea1i b\u1ecf th\u00ec th\u01b0\u1eddng \u0111\u1ee7.<\/p>\n\n\n\n V\u1eady \u0111i\u1ec1u g\u00ec x\u1ea3y ra khi chi ti\u1ebft n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u01a1n h\u00e0ng m\u1ed9t l\u1ea7n?<\/p>\n\n\n\n H\u1ea7u h\u1ebft c\u00e1c x\u01b0\u1edfng th\u1ea5y 500 chi ti\u1ebft v\u00e0 ngh\u0129 \u201cch\u1ea1y ng\u1eafn h\u1ea1n.\u201d T\u00f4i th\u00ec th\u1ea5y 500 qu\u00fd n\u00e0y, 500 n\u0103m sau, v\u00e0 ba chi ti\u1ebft c\u00f9ng h\u1ecd s\u1eed d\u1ee5ng c\u00f9ng bi\u00ean d\u1ea1ng g\u1ea5p. Gi\u1edd th\u00ec d\u1ee5ng c\u1ee5 $5,000 \u0111\u00f3 kh\u00f4ng n\u1eb1m trong m\u1ed9t \u0111\u01a1n h\u00e0ng \u2014 m\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed5 tr\u00ean 1,500 chi ti\u1ebft trong hai n\u0103m.<\/p>\n\n\n\n V\u1edbi 1.500 chi ti\u1ebft, kh\u1ea5u hao d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n l\u00e0 $3.33 cho m\u1ed7i chi ti\u1ebft. N\u1ebfu b\u1ea1n ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c $5 cho m\u1ed7i chi ti\u1ebft nh\u1edd lo\u1ea1i b\u1ecf c\u00f4ng \u0111o\u1ea1n ph\u1ee5 v\u00e0 $0.89 trong vi\u1ec7c x\u1eed l\u00fd, t\u1ed5ng c\u1ed9ng l\u00e0 $5.89 thu h\u1ed3i \u0111\u01b0\u1ee3c tr\u00ean m\u1ed7i chi ti\u1ebft. L\u1ee3i nhu\u1eadn r\u00f2ng: $2.56 m\u1ed7i chi ti\u1ebft \u00d7 1.500 = $3.840 l\u1ee3i nhu\u1eadn d\u01b0\u01a1ng sau khi tr\u1ea3 ti\u1ec1n d\u1ee5ng c\u1ee5. \u0110\u00f3 l\u00e0 l\u1ee3i nhu\u1eadn 76% trong su\u1ed1t v\u00f2ng \u0111\u1eddi c\u1ee7a d\u1ee5ng c\u1ee5, v\u00e0 ch\u00fang ta ch\u01b0a t\u00ednh \u0111\u1ebfn l\u1ea1m ph\u00e1t nh\u00e2n c\u00f4ng.<\/p>\n\n\n\n V\u00e0 \u0111\u00e2y l\u00e0 ch\u1ed7 m\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u00e0i nghi v\u1ec1 t\u1ef1 \u0111\u1ed9ng h\u00f3a th\u01b0\u1eddng b\u1ecf l\u1ee1. M\u1ed9t m\u00e1y \u00e9p CNC tr\u1ecb gi\u00e1 $95.000 ch\u1ec9 sinh l\u1eddi n\u1ebfu s\u1ea3n l\u01b0\u1ee3ng \u0111\u1ee7 cao \u0111\u1ec3 v\u1eadn h\u00e0nh li\u00ean t\u1ee5c. Nh\u01b0ng m\u1ed9t b\u1ed9 khu\u00f4n \u0111\u1ed9t t\u00f9y ch\u1ec9nh tr\u1ecb gi\u00e1 $5.000 gi\u00fap lo\u1ea1i b\u1ecf $5 m\u1ed7i chi ti\u1ebft s\u1ebd ho\u00e0n v\u1ed1n sau 500 chi ti\u1ebft, ngay c\u1ea3 khi l\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t m\u00e1y \u00e9p NC tr\u1ecb gi\u00e1 $35.000. C\u1ea5p \u0111\u1ed9 m\u00e1y ch\u1ec9 l\u00e0m thay \u0111\u1ed5i \u0111\u1ed9 d\u1ed1c, ch\u1ee9 kh\u00f4ng thay \u0111\u1ed5i to\u00e1n h\u1ecdc.<\/p>\n\n\n\n N\u1ebfu l\u1ea1m ph\u00e1t lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m ho\u1eb7c bi\u00ean l\u1ee3i nhu\u1eadn s\u1ebd b\u1ecb hao m\u00f2n.<\/p>\n\n\n\n N\u0103m tr\u0103m chi ti\u1ebft kh\u00f4ng ph\u1ea3i l\u00e0 con s\u1ed1 k\u1ef3 di\u1ec7u. \u0110\u00f3 ch\u1ec9 l\u00e0 \u0111i\u1ec3m m\u00e0 vi\u1ec7c lo\u1ea1i b\u1ecf m\u1ed9t th\u00f3i quen t\u1ed1n $10 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi m\u1ed9t thanh th\u00e9p tr\u1ecb gi\u00e1 $5.000. Ch\u1ea1y 501 chi ti\u1ebft, b\u1ea1n b\u1eaft \u0111\u1ea7u c\u00f3 l\u00e3i. L\u00e0m l\u1ea1i n\u0103m sau, v\u00e0 chi\u1ebfc c\u1edd l\u00ea v\u1eabn gi\u1eef ch\u1eb7t tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng th\u1ee7y l\u1ef1c r\u00f2 r\u1ec9 \u0111\u00f3.<\/p>\n\n\n\n Nh\u01b0ng \u0111\u00e2y l\u00e0 c\u00e2u h\u1ecfi r\u00e0o ch\u1eafn m\u00e0 nh\u1eefng ng\u01b0\u1eddi ho\u00e0i nghi s\u1eafp h\u1ecfi: khi n\u00e0o ph\u00e9p t\u00ednh n\u00e0y kh\u00f4ng c\u00f2n hi\u1ec7u qu\u1ea3?<\/p>\n\n\n\n \u0110\u00e2y l\u00e0 \u0111i\u1ec3m m\u00e0 ph\u00e9p t\u00ednh \u1edf 500 chi ti\u1ebft b\u1ecb ph\u00e1 v\u1ee1: khi chi ti\u1ebft b\u1ea1n \u0111ang t\u00ednh to\u00e1n h\u00f4m nay c\u00f3 kh\u1ea3 n\u0103ng 30% thay \u0111\u1ed5i tr\u01b0\u1edbc khi b\u1ea1n giao chi\u1ebfc cu\u1ed1i c\u00f9ng. N\u1ebfu b\u1ea1n b\u1ecf ra $5.000 cho th\u00e9p t\u00f9y ch\u1ec9nh v\u00e0 b\u1ed9 ph\u1eadn k\u1ef9 thu\u1eadt m\u1ea5t 6\u201310 tu\u1ea7n \u1edf m\u1ee9c, gi\u1ea3 s\u1eed, $85\/gi\u1edd trong 40 gi\u1edd ($3.400) tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u1eaft g\u1ecdt \u0111\u1ea7u ti\u00ean, th\u00ec b\u1ea1n \u0111\u00e3 cam k\u1ebft $8.400. N\u1ebfu chi\u1ec1u d\u00e0i m\u1eb7t b\u00edch thay \u0111\u1ed5i 0.125\" v\u00e0o qu\u00fd sau v\u00e0 d\u1ee5ng c\u1ee5 tr\u1edf th\u00e0nh \u0111\u1ed3 b\u1ecf \u0111i, th\u00ec \u0111\u00f3 l\u00e0 kho\u1ea3n lo\u1ea1i b\u1ecf 100% \u2014 ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 kho\u1ea3n t\u0103ng l\u1ee3i nhu\u1eadn 12%.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n hao h\u1ee5t bi\u00ean l\u1ee3i nhu\u1eadn 10%. Nh\u01b0ng n\u00f3 c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t s\u1ef1 m\u1ea5t v\u1ed1n 15% n\u1ebfu b\u1ea1n ch\u1ec9 \u0111ang \u0111o\u00e1n thay v\u00ec c\u1ed1 \u0111\u1ecbnh h\u00ecnh h\u1ecdc.<\/p>\n\n\n\n \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 n\u00f3i v\u1ec1 s\u1ef1 s\u1ee3 h\u00e3i. M\u00e0 l\u00e0 v\u1ec1 m\u1ee9c \u0111\u1ed9 r\u1ee7i ro.<\/p>\n\n\n\n N\u1ebfu x\u00e1c su\u1ea5t thay \u0111\u1ed5i thi\u1ebft k\u1ebf \u00d7 (chi ph\u00ed d\u1ee5ng c\u1ee5 + chi ph\u00ed k\u1ef9 thu\u1eadt) \u2265 ti\u1ebft ki\u1ec7m t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf c\u00f4ng \u0111o\u1ea1n, th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n th\u1eafng \u2014 b\u1ea5t k\u1ec3 th\u1eddi gian chu k\u1ef3 h\u1ea5p d\u1eabn \u0111\u1ebfn \u0111\u00e2u.<\/p>\n\n\n\n Nguy\u00ean m\u1eabu c\u00f3 th\u1ec3 \u0111\u00e1nh l\u1eeba b\u1ea1n.<\/p>\n\n\n\n Ch\u00fang cho b\u1ea1n th\u1ea5y m\u1ed9t thao t\u00e1c u\u1ed1n m\u1ed9t l\u1ea7n trong 4 ph\u00fat v\u00e0 che gi\u1ea5u kh\u1ea3 n\u0103ng 25% r\u1eb1ng kh\u00e1ch h\u00e0ng s\u1ebd m\u1edf r\u1ed9ng m\u00e9p g\u1ea5p ho\u1eb7c th\u00eam g\u00e2n sau khi th\u1eed nghi\u1ec7m th\u1ef1c t\u1ebf. L\u00fac \u0111\u00f3, khu\u00f4n \u0111\u1ed9t $5.000 \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed c\u00f4ng \u0111o\u1ea1n c\u1ee7a b\u1ea1n kh\u00f4ng c\u00f2n kh\u1edbp, v\u00e0 l\u1ed9 tr\u00ecnh l\u00e0m l\u1ea1i s\u1ebd t\u1ed1n th\u00eam 6\u201310 tu\u1ea7n c\u1ed9ng v\u1edbi $3.000\u2013$4.000 n\u1eefa cho th\u1eddi gian thi\u1ebft k\u1ebf. V\u1edbi m\u1ed9t \u0111\u01a1n h\u00e0ng 500 chi ti\u1ebft c\u00f3 m\u1ee9c ti\u1ebft ki\u1ec7m d\u1ef1 ki\u1ebfn $11.36 m\u1ed7i chi ti\u1ebft (t\u1ed5ng $5.680), vi\u1ec7c ph\u1ea3i l\u00e0m l\u1ea1i h\u00ecnh h\u1ecdc s\u1ebd x\u00f3a s\u1ea1ch 148% c\u1ee7a kho\u1ea3n l\u1ee3i nhu\u1eadn mong \u0111\u1ee3i.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 ph\u00e2n \u0111o\u1ea1n ti\u00eau chu\u1ea9n nh\u00ecn c\u00f3 v\u1ebb ch\u1eadm h\u01a1n v\u1edbi $6.03 m\u1ed7i chi ti\u1ebft c\u1ed9ng th\u00eam $10 cho c\u00f4ng \u0111o\u1ea1n ph\u1ee5. Nh\u01b0ng khi b\u1ea3n v\u1ebd thay \u0111\u1ed5i, b\u1ea1n ch\u1ec9 c\u1ea7n \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111o\u1ea1n, ch\u1ec9nh l\u1ea1i th\u01b0\u1edbc ch\u1eb7n v\u00e0 ti\u1ebfp t\u1ee5c giao h\u00e0ng. Kh\u00f4ng th\u00e9p l\u00e3ng ph\u00ed. Kh\u00f4ng lo l\u1eafng v\u1ec1 ti\u1ebfn \u0111\u1ed9. B\u1ea1n tr\u1ea3 gi\u00e1 b\u1eb1ng th\u1eddi gian chu k\u1ef3, kh\u00f4ng ph\u1ea3i b\u1eb1ng v\u1ed1n.<\/p>\n\n\n\n N\u1ebfu bi\u1ebfn \u0111\u1ed9ng h\u00ecnh h\u1ecdc > 20% tr\u01b0\u1edbc khi giao \u0111\u01b0\u1ee3c 500 chi ti\u1ebft, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng ph\u1ea3i l\u00e0 chi\u1ebfn l\u01b0\u1ee3c \u2014 m\u00e0 l\u00e0 canh b\u1ea1c.<\/p>\n\n\n\n D\u00f2ng ti\u1ec1n lu\u00f4n gh\u00e9t c\u00e1c tu\u1ea7n ch\u1ebft.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng ch\u1ec9 t\u1ed1n $5.000 \u2014 n\u00f3 c\u00f2n t\u1ed1n th\u1eddi gian. S\u00e1u \u0111\u1ebfn m\u01b0\u1eddi tu\u1ea7n m\u00e0 c\u00f4ng vi\u1ec7c c\u1ee7a b\u1ea1n b\u1ecb treo trong khi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u ngay ng\u00e0y mai. N\u1ebfu s\u1ef1 ch\u1eadm tr\u1ec5 \u0111\u00f3 l\u00e0m tr\u00ec ho\u00e3n $150.000 gi\u00e1 tr\u1ecb c\u00e1c b\u1ed9 ph\u1eadn l\u1eafp r\u00e1p k\u1ebf ti\u1ebfp v\u00e0 b\u1ea1n \u0111ang g\u00e1nh 1.5% chi ph\u00ed duy tr\u00ec h\u00e0ng th\u00e1ng cho s\u1ea3n ph\u1ea9m d\u1edf dang, th\u00ec \u0111\u00f3 l\u00e0 $2.250 m\u1ed7i th\u00e1ng chi ph\u00ed l\u01b0u kho. Hai th\u00e1ng ch\u1edd th\u00e9p l\u00e0 \u0111\u00e3 \u0111\u1ed1t $4.500 \u2014 g\u1ea7n b\u1eb1ng to\u00e0n b\u1ed9 gi\u00e1 d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n V\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu kh\u00e1ch h\u00e0ng mu\u1ed1n s\u1ea3n ph\u1ea9m m\u1eabu \u0111\u1ea7u ti\u00ean trong ba tu\u1ea7n? B\u1ea1n s\u1ebd ph\u1ea3i g\u1ea5p r\u00fat ch\u1ebf t\u1ea1o d\u1ee5ng c\u1ee5 v\u1edbi m\u1ee9c ph\u1ee5 ph\u00ed 20% (t\u1ee9c th\u00eam $1.000 cho b\u1ed9 d\u1ee5ng c\u1ee5 $5.000) ho\u1eb7c quay l\u1ea1i d\u00f9ng d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n v\u00e0 ch\u1ea5p nh\u1eadn s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 trong thi\u1ebft l\u1eadp m\u00e0 b\u1ea1n c\u1ed1 tr\u00e1nh tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh ti\u1ebft ki\u1ec7m $5 cho m\u1ed7i chi ti\u1ebft trong 500 chi ti\u1ebft. Nh\u01b0ng n\u1ebfu h\u00ecnh ph\u1ea1t v\u1ec1 ti\u1ebfn \u0111\u1ed9 l\u00e0 $4.500 tr\u01b0\u1edbc khi b\u1ea1n k\u1ecbp b\u1eaft \u0111\u1ea7u chu k\u1ef3, th\u00ec \u0111i\u1ec3m h\u00f2a v\u1ed1n c\u1ee7a b\u1ea1n v\u1eeba t\u0103ng g\u1ea5p \u0111\u00f4i l\u00ean 900\u20131.000 chi ti\u1ebft.<\/p>\n\n\n\n N\u1ebfu chi ph\u00ed tr\u1ec5 th\u1eddi gian giao h\u00e0ng \u2265 kho\u1ea3n ti\u1ebft ki\u1ec7m khi ch\u1ea1y \u0111\u1ea7u ti\u00ean, th\u00ec t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t tr\u1ed9i h\u01a1n s\u1ef1 tinh t\u1ebf.<\/p>\n\n\n\n C\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n c\u0169ng c\u00f3 th\u1ec3 h\u1ecfng. S\u1ef1 kh\u00e1c bi\u1ec7t n\u1eb1m \u1edf \u0111\u1ed9 s\u00e2u c\u1ee7a h\u00e0ng t\u1ed3n kho.<\/p>\n\n\n\n L\u00e0m g\u00e3y m\u1ed9t khu\u00f4n V ti\u00eau chu\u1ea9n 1\u2033, b\u1ea1n ch\u1ec9 c\u1ea7n l\u1ea5y c\u00e1i kh\u00e1c t\u1eeb gi\u00e1 \u0111\u1ee1. C\u00f3 th\u1ec3 b\u1ea1n m\u1ea5t 2 gi\u1edd \u1edf m\u1ee9c $70\/gi\u1edd \u2014 $140. L\u00e0m n\u1ee9t m\u1ed9t ch\u00e0y \u0111\u1ed9t chia \u0111o\u1ea1n t\u00f9y ch\u1ec9nh v\u1edbi th\u1eddi gian thay th\u1ebf 4 tu\u1ea7n v\u00e0 l\u00f4 500 chi ti\u1ebft c\u1ee7a b\u1ea1n b\u1ecb \u0111\u00ecnh tr\u1ec7. N\u1ebfu m\u00e1y u\u1ed1n c\u1ee7a b\u1ea1n t\u1ea1o ra bi\u00ean l\u1ee3i nhu\u1eadn \u0111\u00f3ng g\u00f3p $120\/gi\u1edd v\u00e0 ng\u1eebng ho\u1ea1t \u0111\u1ed9ng 40 gi\u1edd trong m\u1ed9t tu\u1ea7n, th\u00ec \u0111\u00f3 l\u00e0 $4,800 chi ph\u00ed c\u01a1 h\u1ed9i \u2014 ch\u01b0a t\u00ednh v\u1eadn chuy\u1ec3n g\u1ea5p v\u00e0 ph\u00ed l\u00e0m l\u1ea1i.<\/p>\n\n\n\n Gi\u1edd \u0111\u00e2y, d\u1ee5ng c\u1ee5 $5,000 c\u1ee7a b\u1ea1n mang theo m\u1ed9t kho\u1ea3n b\u1ea3o hi\u1ec3m ng\u1ea7m \u0111\u1ecbnh.<\/p>\n\n\n\n B\u1ea1n c\u00f3 th\u1ec3 ph\u00f2ng ng\u1eeba b\u1eb1ng c\u00e1ch \u0111\u1eb7t h\u00e0ng tr\u00f9ng l\u1eb7p. Ch\u00fac m\u1eebng \u2014 chi ph\u00ed d\u1ee5ng c\u1ee5 c\u1ee7a b\u1ea1n v\u1eeba t\u0103ng g\u1ea5p \u0111\u00f4i l\u00ean $10,000, v\u00e0 b\u00e0i to\u00e1n 500 chi ti\u1ebft c\u1ee7a b\u1ea1n tan bi\u1ebfn.<\/p>\n\n\n\n N\u1ebfu r\u1ee7i ro h\u1ecfng d\u1ee5ng c\u1ee5 \u0111\u01a1n \u0111i\u1ec3m \u00d7 chi ph\u00ed ng\u1eebng m\u00e1y > kho\u1ea3n ti\u1ebft ki\u1ec7m t\u1eeb c\u00f4ng \u0111o\u1ea1n ph\u1ee5 \u0111\u01b0\u1ee3c nh\u00e2n \u0111\u00f4i, th\u00ec c\u00f4ng c\u1ee5 ti\u00eau chu\u1ea9n l\u00e0 l\u1ef1a ch\u1ecdn l\u1ee3i nhu\u1eadn an to\u00e0n h\u01a1n.<\/p>\n\n\n\n C\u00e2u n\u00e0y th\u1eadt \u0111au.<\/p>\n\n\n\n T\u00f4i \u0111\u00e3 th\u1ea5y c\u00e1c x\u01b0\u1edfng chi $7,000 cho m\u1ed9t d\u1ee5ng c\u1ee5 \u0111\u1ecbnh h\u00ecnh ph\u1ee9c t\u1ea1p \u0111\u1ec3 \u201cs\u1eeda\u201d t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m 6% th\u1ef1c ra l\u00e0 do c\u0103n ch\u1ec9nh \u0111\u1ed9 cong k\u00e9m v\u00e0 \u0111\u1ed9 d\u00e0y v\u1eadt li\u1ec7u kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t. Ph\u1ebf ph\u1ea9m t\u1ed1n $593 cho m\u1ed7i 500 chi ti\u1ebft. H\u1ecd \u0111\u00e3 ti\u00eau t\u1ed1n 1,180% cho v\u1ea5n \u0111\u1ec1 m\u00e0 \u0111\u00e1ng l\u1ebd ch\u1ec9 c\u1ea7n \u0111\u00e0o t\u1ea1o l\u1ea1i.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh l\u00e0m ch\u1eb7t \u0111\u01b0\u1eddng th\u1ee7y l\u1ef1c. Nh\u01b0ng n\u1ebfu ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n kh\u00f4ng th\u1ec3 gi\u1eef g\u00f3c trong \u00b10,5\u00b0 trong c\u00f4ng vi\u1ec7c ti\u00eau chu\u1ea9n, th\u00ec s\u1ef1 b\u1ea5t \u1ed5n \u0111\u00f3 s\u1ebd xu\u1ea5t hi\u1ec7n \u1edf n\u01a1i kh\u00e1c \u2014 g\u00f3c b\u1ecb n\u1ee9t, va \u0111\u1eadp qu\u00e1 t\u1ea3i, m\u00f2n d\u1ee5ng c\u1ee5 s\u1edbm. B\u1ea1n kh\u00f4ng th\u1ec3 s\u1eeda m\u1ed9t l\u1ed7 h\u1ed5ng \u0111\u00e0o t\u1ea1o tr\u1ecb gi\u00e1 $1,000 b\u1eb1ng th\u00e9p $5,000 m\u00e0 g\u1ecdi \u0111\u00f3 l\u00e0 th\u00f4ng minh \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n bu\u1ed9c ph\u1ea3i c\u00f3 k\u1ef7 lu\u1eadt. N\u00f3 l\u00e0m l\u1ed9 s\u1ef1 l\u1ec7ch quy tr\u00ecnh \u1edf m\u1ee9c ph\u1ebf ph\u1ea9m $1.19 m\u1ed7i chi ti\u1ebft thay v\u00ec ch\u00f4n gi\u1ea5u trong v\u1ed1n kh\u1ea5u hao.<\/p>\n\n\n\n N\u1ebfu chi ph\u00ed b\u1ea5t \u1ed5n quy tr\u00ecnh < ph\u1ea7n ch\u00eanh l\u1ec7ch c\u00f4ng c\u1ee5 t\u00f9y ch\u1ec9nh, th\u00ec h\u00e3y s\u1eeda quy tr\u00ecnh \u2014 kh\u00f4ng ph\u1ea3i d\u1ee5ng c\u1ee5.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh cho 500 chi ti\u1ebft l\u00e0 b\u00e0i to\u00e1n, kh\u00f4ng ph\u1ea3i ph\u00e9p m\u00e0u. N\u00f3 ch\u1ec9 hi\u1ec7u qu\u1ea3 khi h\u00ecnh d\u1ea1ng \u1ed5n \u0111\u1ecbnh, l\u1ecbch tr\u00ecnh d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c, nh\u00e0 cung c\u1ea5p \u0111\u00e1ng tin c\u1eady v\u00e0 ng\u01b0\u1eddi v\u1eadn h\u00e0nh c\u1ee7a b\u1ea1n \u0111\u00e3 c\u00f3 th\u1ec3 ch\u1ea1y chi ti\u1ebft s\u1ea1ch. Thi\u1ebfu m\u1ed9t trong s\u1ed1 \u0111\u00f3, v\u00e0 \u201cc\u00e1i c\u1edd l\u00ea tr\u00ean \u0111\u01b0\u1eddng \u1ed1ng r\u00f2\u201d tr\u1edf th\u00e0nh m\u1ed9t canh b\u1ea1c \u0111\u1eaft \u0111\u1ecf.<\/p>\n\n\n\n V\u1eady c\u00e2u h\u1ecfi th\u1ef1c s\u1ef1 kh\u00f4ng ph\u1ea3i l\u00e0 \u201c500 chi ti\u1ebft c\u00f3 \u0111\u00e1ng \u0111\u1ec3 l\u00e0m d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh kh\u00f4ng?\u201d<\/p>\n\n\n\n M\u00e0 l\u00e0: doanh nghi\u1ec7p c\u1ee7a b\u1ea1n c\u00f3 ch\u1ecbu \u0111\u1ef1ng n\u1ed5i thi\u1ec7t h\u1ea1i $8,000 n\u1ebfu gi\u1ea3 \u0111\u1ecbnh thay \u0111\u1ed5i kh\u00f4ng?<\/p>\n\n\n\n B\u1ea1n mu\u1ed1n m\u1ed9t ng\u01b0\u1ee1ng k\u00edch ho\u1ea1t kh\u00e1ch quan \u1edf 500 chi ti\u1ebft \u01b0? \u0110\u1eebng tranh lu\u1eadn v\u1ec1 chi ti\u1ebft n\u1eefa. H\u00e3y b\u1eaft \u0111\u1ea7u tranh lu\u1eadn v\u1ec1 s\u1ed1 ti\u1ec1n b\u1ea1n \u0111ang \u0111\u1ec3 th\u1ea5t tho\u00e1t.<\/p>\n\n\n\n Trong m\u1ed9t v\u1ecf h\u1ed9p 500 chi ti\u1ebft, ch\u00fang t\u00f4i \u0111\u00e3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 27 gi\u00e2y m\u1ed7i chi ti\u1ebft v\u1edbi d\u1ee5ng c\u1ee5 nhi\u1ec1u giai \u0111o\u1ea1n. Nghe c\u00f3 v\u1ebb nh\u01b0 l\u1eddi khoe khoang k\u1ef9 thu\u1eadt. Nh\u01b0ng 27 gi\u00e2y \u00d7 500 chi ti\u1ebft = 13.500 gi\u00e2y, hay 3,75 gi\u1edd m\u00e1y u\u1ed1n. \u1ede m\u1ee9c chi ph\u00ed th\u1ef1c t\u1ebf l\u00e0 $85\/gi\u1edd, \u0111\u00f3 l\u00e0 $318.75 cho m\u00e1y u\u1ed1n. Kh\u00f4ng ai k\u00fd PO $7,500 \u0111\u1ec3 ti\u1ebft ki\u1ec7m $318.75 c\u1ea3. \u0110\u00f3 l\u00e0 4.2% chi ph\u00ed d\u1ee5ng c\u1ee5. Ch\u1ec9 l\u00e0 ti\u1ebfng \u1ed3n.<\/p>\n\n\n\n Nh\u01b0ng to\u00e1n h\u1ecdc th\u00ec kh\u00f4ng quan t\u00e2m \u0111\u1ebfn c\u1ea3m x\u00fac.<\/p>\n\n\n\n C\u00f9ng \u201c27 gi\u00e2y\u201d \u0111\u00f3 lo\u1ea1i b\u1ecf 500 l\u1ea7n chuy\u1ec3n tay, 500 l\u1ea7n k\u1eb9p l\u1ea1i v\u00e0 500 c\u01a1 h\u1ed9i g\u00e2y ph\u1ebf ph\u1ea9m tr\u1ecb gi\u00e1 $42 tr\u00ean th\u00e9p kh\u00f4ng g\u1ec9 d\u00e0y 14-gauge. T\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m gi\u1ea3m t\u1eeb 4% xu\u1ed1ng 1%. V\u1edbi 500 chi ti\u1ebft \u1edf gi\u00e1 tr\u1ecb v\u1eadt li\u1ec7u $42, \u0111\u00f3 l\u00e0 15 chi ti\u1ebft ti\u1ebft ki\u1ec7m, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng $630. Gi\u1edd ch\u00fang ta \u1edf m\u1ee9c $948.75. V\u1eabn ch\u01b0a t\u1edbi $7,500. V\u1eady t\u1ea1i sao \u0111i\u1ec1u n\u00e0y v\u1eabn c\u00f3 hi\u1ec7u qu\u1ea3?<\/p>\n\n\n\n B\u1edfi v\u00ec th\u1eddi gian chu k\u1ef3 ch\u1ec9 l\u00e0 ph\u1ea7n r\u00f2 r\u1ec9 c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y. Ti\u1ec1n th\u1eadt n\u1eb1m \u1edf ph\u00eda h\u1ea1 ngu\u1ed3n.<\/p>\n\n\n\n N\u1ebfu nh\u1eefng gi\u00e2y b\u1ecb c\u1eaft gi\u1ea3m c\u1ee7a b\u1ea1n ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian m\u00e1y, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh l\u00e0 m\u1ed9t s\u1ef1 xa x\u1ec9. Nh\u01b0ng n\u1ebfu nh\u1eefng gi\u00e2y \u0111\u00f3 l\u00e0m gi\u1ea3m ph\u1ebf ph\u1ea9m, thao t\u00e1c v\u00e0 ki\u1ec3m tra, th\u00ec b\u1ea1n \u0111ang mua l\u1ea1i bi\u00ean l\u1ee3i nhu\u1eadn.<\/p>\n\n\n\n Ban l\u00e3nh \u0111\u1ea1o th\u1ea5y m\u1ed9t d\u1ee5ng c\u1ee5 $7.500. H\u1ecd kh\u00f4ng th\u1ea5y ch\u1ed7 r\u00f2 r\u1ec9 th\u1ee7y l\u1ef1c 2% trong m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n D\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n c\u00f3 v\u1ebb nh\u01b0 \u0111\u00e3 \u201c\u0111\u01b0\u1ee3c tr\u1ea3 xong\u201d. Nh\u01b0ng n\u1ebfu n\u00f3 bu\u1ed9c ph\u1ea3i c\u00f3 m\u1ed9t m\u1ed1i h\u00e0n ph\u1ee5 $10 tr\u00ean 500 chi ti\u1ebft, th\u00ec \u0111\u00f3 l\u00e0 $5.000 m\u1ed7i n\u0103m cho m\u1ed9t c\u00f4ng vi\u1ec7c. Th\u00eam $144 chi ph\u00ed lao \u0111\u1ed9ng d\u1ecdn d\u1eb9p nh\u01b0 ch\u00fang ta t\u1eebng th\u1ea5y tr\u01b0\u1edbc \u0111\u00e2y, c\u1ed9ng v\u1edbi $630 ch\u00eanh l\u1ec7ch ph\u1ebf ph\u1ea9m, v\u00e0 gi\u1edd b\u1ea1n \u0111ang \u0111\u1ed1i m\u1eb7t v\u1edbi $5.774 chi ph\u00ed k\u00e9m hi\u1ec7u qu\u1ea3 h\u1eb1ng n\u0103m. \u0110\u00f3 l\u00e0 77% gi\u00e1 c\u1ee7a d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh trong n\u0103m \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n Sai l\u1ea7m l\u00e0 coi d\u1ee5ng c\u1ee5 l\u00e0 v\u1ed1n \u0111\u1ea7u t\u01b0 v\u00e0 coi s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3 l\u00e0 ti\u1ebfng \u1ed3n v\u1eadn h\u00e0nh. M\u1ed9t l\u1ea7n \u0111\u01b0\u1ee3c ph\u00ea duy\u1ec7t. C\u00f2n c\u00e1i kia l\u1eb7p l\u1ea1i \u1edf m\u1ecdi c\u00f4ng vi\u1ec7c.<\/p>\n\n\n\n V\u00ec v\u1eady h\u00e3y h\u1ecfi th\u1eb3ng: trong 12 th\u00e1ng, ch\u00fang ta \u0111ang mua $7.500 b\u1eb1ng th\u00e9p, hay \u0111ang tr\u1ea3 $5.774 m\u1ed7i n\u0103m cho \u201cthu\u1ebf th\u00f9ng ph\u1ebf li\u1ec7u\u201d? N\u1ebfu c\u00f4ng vi\u1ec7c l\u1eb7p l\u1ea1i hai l\u1ea7n, \u0111\u00f3 l\u00e0 $11.548 b\u1ecb m\u1ea5t. Gi\u1edd c\u00e1i \u201cd\u1ee5ng c\u1ee5 \u0111\u1eaft ti\u1ec1n\u201d l\u1ea1i r\u1ebb h\u01a1n 35% so v\u1edbi vi\u1ec7c ti\u1ebfp t\u1ee5c linh ho\u1ea1t.<\/p>\n\n\n\n N\u1ebfu chi ph\u00ed k\u00e9m hi\u1ec7u qu\u1ea3 h\u1eb1ng n\u0103m \u00d7 s\u1ed1 n\u0103m d\u1ef1 ki\u1ebfn \u2265 chi ph\u00ed d\u1ee5ng c\u1ee5 + chi ph\u00ed k\u1ef9 thu\u1eadt, th\u00ec d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh th\u1eafng \u2014 ngay c\u1ea3 \u1edf m\u1ee9c 500 chi ti\u1ebft.<\/p>\n\n\n\n C\u00e1c gi\u00e1m \u0111\u1ed1c \u0111i\u1ec1u h\u00e0nh th\u00edch t\u1ec9 l\u1ec7 ph\u1ea7n tr\u0103m th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng. \u201cHi\u1ec7u su\u1ea5t s\u1eed d\u1ee5ng m\u00e1y u\u1ed1n t\u1eeb 68% l\u00ean 74%.\u201d Nghe c\u00f3 v\u1ebb l\u00e0 m\u1ed9t chi\u1ebfn th\u1eafng tr\u1ecb gi\u00e1 kho\u1ea3ng $2.000. Nh\u01b0ng \u0111\u00f3 l\u00e0 \u0111i\u1ec1u tr\u1eebu t\u01b0\u1ee3ng.<\/p>\n\n\n\n H\u00e3y n\u00f3i v\u1edbi h\u1ecd r\u1eb1ng b\u1ea1n \u0111\u00e3 lo\u1ea1i b\u1ecf 500 m\u1ed1i h\u00e0n gi\u00e1 $6 m\u1ed7i m\u1ed1i (t\u00ednh \u0111\u1ee7 chi ph\u00ed) \u2014 \u0111\u00f3 l\u00e0 $3.000. Th\u00eam 6 gi\u1edd m\u00e0i m\u1ed1i h\u00e0n v\u1edbi gi\u00e1 $38\/gi\u1edd \u2014 $228. Th\u00eam 3 gi\u1edd ki\u1ec3m tra QC l\u1ea1i v\u1edbi gi\u00e1 $45\/gi\u1edd \u2014 $135. T\u1ed5ng c\u1ed9ng l\u00e0 $3.363 \u0111\u01b0\u1ee3c lo\u1ea1i kh\u1ecfi chi ph\u00ed l\u01b0\u01a1ng trong m\u1ed9t l\u00f4 500 chi ti\u1ebft.<\/p>\n\n\n\n Gi\u1edd h\u00e3y so s\u00e1nh v\u1edbi th\u1eddi gian u\u1ed1n: ti\u1ebft ki\u1ec7m 3,75 gi\u1edd \u1edf m\u1ee9c $85\/gi\u1edd l\u00e0 $318,75. Th\u1eddi gian m\u00e1y ch\u1ec9 chi\u1ebfm 9% c\u1ee7a c\u00e2u chuy\u1ec7n t\u00e0i ch\u00ednh. Ph\u1ea7n c\u00f2n l\u1ea1i l\u00e0 lao \u0111\u1ed9ng m\u00e0 b\u1ea1n kh\u00f4ng bao gi\u1edd c\u1ea7n l\u00ean l\u1ecbch n\u1eefa.<\/p>\n\n\n\n \u0110\u00e2y l\u00e0 n\u01a1i c\u00e1c x\u01b0\u1edfng m\u1ea5t uy t\u00edn: h\u1ecd n\u00f3i v\u1ec1 \u201cu\u1ed1n nhanh h\u01a1n\u201d thay v\u00ec \u201clo\u1ea1i b\u1ecf nh\u00e2n c\u00f4ng h\u00e0n.\u201d Ban l\u00e3nh \u0111\u1ea1o c\u1eaft gi\u1ea3m chi ph\u00ed nh\u00e2n c\u00f4ng tr\u01b0\u1edbc khi h\u1ecd \u0103n m\u1eebng t\u1ed1c \u0111\u1ed9 m\u00e1y.<\/p>\n\n\n\n N\u1ebfu s\u1ed1 ti\u1ec1n ti\u1ebft ki\u1ec7m t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf lao \u0111\u1ed9ng h\u1ea1 ngu\u1ed3n > ti\u1ebft ki\u1ec7m t\u1eeb gi\u1edd m\u00e1y u\u1ed1n thu\u1ea7n t\u00fay, th\u00ec h\u00e3y d\u1eabn \u0111\u1ea7u b\u1eb1ng l\u1ee3i \u00edch t\u1eeb vi\u1ec7c lo\u1ea1i b\u1ecf lao \u0111\u1ed9ng \u2014 kh\u00f4ng ph\u1ea3i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng.<\/p>\n\n\n\n \u0110\u1eebng b\u01b0\u1edbc v\u00e0o v\u00e0 h\u1ecfi xin $7.500.<\/p>\n\n\n\n H\u00e3y b\u01b0\u1edbc v\u00e0o v\u00e0 tr\u00ecnh b\u00e0y r\u1eb1ng m\u1ed9t c\u00f4ng vi\u1ec7c 500 chi ti\u1ebft hi\u1ec7n \u0111ang g\u00e1nh chi ph\u00ed \u1ea9n $11,36 m\u1ed7i chi ti\u1ebft gi\u1eefa ph\u1ebf ph\u1ea9m, h\u00e0n, x\u1eed l\u00fd v\u00e0 ki\u1ec3m tra. T\u1ed5ng c\u1ed9ng l\u00e0 $5.680 m\u1ed7i \u0111\u1ee3t. N\u1ebfu d\u1ee5ng c\u1ee5 lo\u1ea1i b\u1ecf \u0111\u01b0\u1ee3c $8 m\u1ed7i chi ti\u1ebft trong s\u1ed1 \u0111\u00f3, b\u1ea1n thu h\u1ed3i $4.000 \u1edf l\u00f4 \u0111\u1ea7u ti\u00ean v\u00e0 $1.680 \u1edf l\u00f4 th\u1ee9 hai. Sau \u0111\u00f3, m\u1ecdi l\u00f4 \u0111\u1ec1u l\u00e0 100% ph\u1ee5c h\u1ed3i bi\u00ean l\u1ee3i nhu\u1eadn.<\/p>\n\n\n\n Gi\u1edd cu\u1ed9c tr\u00f2 chuy\u1ec7n chuy\u1ec3n t\u1eeb \u201cCh\u00fang ta c\u00f3 \u0111\u1ee7 kh\u1ea3 n\u0103ng kh\u00f4ng?\u201d sang \u201cT\u1ea1i sao ch\u00fang ta v\u1eabn ch\u1ecdn ch\u1ea3y m\u00e1u 8% tr\u00ean m\u00e3 h\u00e0ng n\u00e0y?\u201d<\/p>\n\n\n\n V\u00e0 \u0111\u00e2y l\u00e0 ph\u1ea7n kh\u00f4ng hi\u1ec3n nhi\u00ean: ng\u01b0\u1ee1ng 500 chi ti\u1ebft kh\u00f4ng li\u00ean quan \u0111\u1ebfn s\u1ed1 l\u01b0\u1ee3ng. N\u00f3 li\u00ean quan \u0111\u1ebfn m\u1eadt \u0111\u1ed9 l\u00e3ng ph\u00ed. M\u1ed9t chi ti\u1ebft c\u1ea9u th\u1ea3 c\u00f3 12% chi ph\u00ed ph\u1ee5 \u1ea9n ch\u1ee9a bi\u1ec7n minh cho vi\u1ec7c d\u00f9ng d\u1ee5ng c\u1ee5 th\u00e9p t\u00f9y ch\u1ec9nh nhanh h\u01a1n so v\u1edbi m\u1ed9t chi ti\u1ebft 2.000 c\u00e1i s\u1ea1ch s\u1ebd, c\u00f3 quy tr\u00ecnh ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd. Kh\u1ed1i l\u01b0\u1ee3ng g\u00e2y \u1ed3n \u00e0o. M\u1eadt \u0111\u1ed9 l\u00e3ng ph\u00ed m\u1edbi l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh.<\/p>\n\n\n\n V\u00ec v\u1eady khung t\u01b0 duy r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 d\u1ec5 truy\u1ec1n \u0111\u1ea1t trong ph\u00f2ng h\u1ecdp:<\/p>\n\n\n\n N\u1ebfu (Chi ph\u00ed \u0111\u00e3 lo\u1ea1i b\u1ecf tr\u00ean m\u1ed7i chi ti\u1ebft \u00d7 s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m \u00d7 h\u1ec7 s\u1ed1 \u1ed5n \u0111\u1ecbnh) \u2265 t\u1ed5ng m\u1ee9c r\u1ee7i ro d\u1ee5ng c\u1ee5, th\u00ec ph\u00ea duy\u1ec7t d\u1ee5ng c\u1ee5. N\u1ebfu kh\u00f4ng, b\u1ea1n \u0111ang suy \u0111o\u00e1n.<\/p>\n\n\n\n B\u1ea1n kh\u00f4ng \u0111ang th\u00fac \u0111\u1ea9y t\u1ed1c \u0111\u1ed9. B\u1ea1n \u0111ang si\u1ebft ch\u1eb7t m\u1ed9t d\u00e2y chuy\u1ec1n b\u1ecb r\u00f2 r\u1ec9 \u0111ang l\u00e0m th\u1ea5t tho\u00e1t 6%\u201312% l\u1ee3i nhu\u1eadn m\u1ed7i chu k\u1ef3.<\/p>\n\n\n\n N\u1ebfu l\u1ea1m ph\u00e1t lao \u0111\u1ed9ng % > l\u1ea1m ph\u00e1t chi ph\u00ed d\u1ee5ng c\u1ee5 %, th\u00ec ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng c\u1ee7a b\u1ea1n ph\u1ea3i gi\u1ea3m ho\u1eb7c bi\u00ean l\u1ee3i nhu\u1eadn s\u1ebd b\u1ecb hao m\u00f2n.<\/p>","protected":false},"excerpt":{"rendered":" V\u00e0o th\u1ee9 Ba tu\u1ea7n tr\u01b0\u1edbc, t\u00f4i \u0111\u00e3 xem m\u1ed9t b\u1ed9 ph\u1eadn 600 m\u1ea3nh ch\u1ea1y \u201cm\u01b0\u1ee3t m\u00e0.\u201d T\u00e1m l\u1ea7n u\u1ed1n tr\u00ean m\u1ed9t khu\u00f4n V ti\u00eau chu\u1ea9n. Sau \u0111\u00f3, hai c\u00f4ng nh\u00e2n \u0111\u00e3 d\u00e0nh 3,5 gi\u1edd \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft ph\u1ed3ng v\u00e0 l\u00e0m ph\u1eb3ng s\u1ef1 bi\u1ebfn d\u1ea1ng v\u1edbi t\u1ed1c \u0111\u1ed9 $32\/gi\u1edd m\u1ed7i ng\u01b0\u1eddi. \u0110\u00f3 l\u00e0 $224 trong chi ph\u00ed lao \u0111\u1ed9ng sau khi m\u00e1y u\u1ed1n d\u1eebng chu k\u1ef3. Kh\u00f4ng ai ghi \u201cc\u00e1c thao t\u00e1c ph\u1ee5\u201d tr\u00ean t\u1edd h\u00e0nh tr\u00ecnh. N\u00f3 ch\u1ec9 n\u1eb1m \u0111\u00f3, im l\u1eb7ng, nh\u01b0 m\u1ed9t [\u2026]<\/p>","protected":false},"author":3,"featured_media":936,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-932","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/comments?post=932"}],"version-history":[{"count":2,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932\/revisions"}],"predecessor-version":[{"id":1083,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/posts\/932\/revisions\/1083"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media\/936"}],"wp:attachment":[{"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/media?parent=932"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/categories?post=932"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn-hawe.com\/vi\/wp-json\/wp\/v2\/tags?post=932"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}Danh m\u1ee5c<\/th> T\u00f9y ch\u1ec9nh theo h\u00ecnh h\u1ecdc<\/th> T\u00f9y ch\u1ec9nh theo v\u1eadt li\u1ec7u<\/th><\/tr><\/thead> \u00dd t\u01b0\u1edfng c\u1ed1t l\u00f5i<\/td> Thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng d\u1ee5ng c\u1ee5 \u0111\u1ec3 kh\u1edbp v\u1edbi b\u1ea3n v\u1ebd<\/td> Thay \u0111\u1ed5i v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5 \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi h\u00e0nh vi ho\u1eb7c y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t c\u1ee7a v\u1eadt li\u1ec7u<\/td><\/tr> V\u00ed d\u1ee5 v\u1ea5n \u0111\u1ec1<\/td> Gi\u00e1 \u0111\u1ee1 c\u01b0\u1eddng \u0111\u1ed9 cao 980 MPa b\u1ecb n\u1ee9t \u1edf b\u00e1n k\u00ednh ch\u00e0y 0,125\u2033<\/td> T\u1ea5m th\u00e9p kh\u00f4ng g\u1ec9 304 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng b\u1ecb x\u01b0\u1edbc do khu\u00f4n 32 Rc<\/td><\/tr> D\u1ee5ng c\u1ee5 ban \u0111\u1ea7u<\/td> D\u1ee5ng c\u1ee5 danh m\u1ee5c ti\u00eau chu\u1ea9n (r\u1ebb)<\/td> Khu\u00f4n ph\u1eb3ng ngu\u1ed9i 32 Rc<\/td><\/tr> K\u1ebft qu\u1ea3 th\u1ea5t b\u1ea1i<\/td> 4% ph\u1ebf li\u1ec7u sau 12 s\u1ea3n ph\u1ea9m; v\u1ebft n\u1ee9t nh\u1ecf t\u1ea1i \u0111\u01b0\u1eddng u\u1ed1n<\/td> T\u1ef7 l\u1ec7 l\u1ed7i ngo\u1ea1i quan 6%<\/td><\/tr> T\u00e1c \u0111\u1ed9ng chi ph\u00ed (500 s\u1ea3n ph\u1ea9m)<\/td> T\u1ed5n th\u1ea5t ph\u1ebf li\u1ec7u d\u1ef1 ki\u1ebfn ~$440<\/td> T\u1ed5n th\u1ea5t ph\u1ebf li\u1ec7u $840<\/td><\/tr> Gi\u1ea3i ph\u00e1p<\/td> Ch\u1ed1t \u0111\u1ed9t b\u00e1n k\u00ednh 0,250\u2033 v\u1edbi vai \u0111\u01b0\u1ee3c gia c\u00f4ng gi\u1ea3m \u0111\u1ec3 ki\u1ec3m so\u00e1t khi ch\u1ea1m \u0111\u00e1y<\/td> Ch\u00e8n c\u1ee9ng, kh\u00f4ng \u0111\u1ec3 l\u1ea1i v\u1ebft, \u1edf \u0111\u1ed9 c\u1ee9ng tr\u00ean 50 Rc<\/td><\/tr> Chi ph\u00ed d\u1ee5ng c\u1ee5<\/td> $1,800<\/td> $2,200<\/td><\/tr> Ph\u1ebf li\u1ec7u sau khi kh\u1eafc ph\u1ee5c<\/td> Gi\u1ea3m t\u1eeb 4% xu\u1ed1ng d\u01b0\u1edbi 1%<\/td> Gi\u1ea3m t\u1eeb 6% xu\u1ed1ng 1%<\/td><\/tr> Ti\u1ebft ki\u1ec7m v\u1eadt li\u1ec7u (500 chi ti\u1ebft)<\/td> Ti\u1ebft ki\u1ec7m 15 chi ti\u1ebft = $330<\/td> Thu h\u1ed3i $700 t\u1eeb ph\u1ebf li\u1ec7u<\/td><\/tr> Ti\u1ebft ki\u1ec7m nh\u00e2n c\u00f4ng<\/td> Ti\u1ebft ki\u1ec7m 30 ph\u00fat hi\u1ec7u ch\u1ec9nh \u0111\u1ed9 \u0111\u00e0n h\u1ed3i cho m\u1ed7i l\u1ea7n ch\u1ea1y (~$16)<\/td> Ti\u1ebft ki\u1ec7m 2 gi\u1edd \u0111\u00e1nh b\u00f3ng cho m\u1ed7i l\u00f4 (~$64)<\/td><\/tr> Logic ho\u00e0n v\u1ed1n<\/td> Hi\u1ec7u ch\u1ec9nh h\u00ecnh h\u1ecdc d\u1ef1a tr\u00ean nguy\u00ean l\u00fd v\u1eadt l\u00fd<\/td> T\u01b0\u01a1ng th\u00edch v\u1eadt li\u1ec7u v\u00e0 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t<\/td><\/tr> Quy t\u1eafc quy\u1ebft \u0111\u1ecbnh<\/td> N\u1ebfu ph\u1ebf li\u1ec7u >3% ho\u1eb7c hi\u1ec7u ch\u1ec9nh >30 ph\u00fat\/l\u1ea7n ch\u1ea1y, thay \u0111\u1ed5i h\u00ecnh h\u1ecdc<\/td> N\u1ebfu ph\u1ebf ph\u1ea9m >3% ho\u1eb7c hi\u1ec7u ch\u1ec9nh >30 ph\u00fat\/ch\u1ea1y, h\u00e3y thay \u0111\u1ed5i v\u1eadt li\u1ec7u d\u1ee5ng c\u1ee5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n X\u00f3a th\u1eddi gian thi\u1ebft l\u1eadp: Bao nhi\u00eau ph\u1ea7n trong th\u1eddi gian chu k\u1ef3 b\u1ea1n b\u00e1o gi\u00e1 ch\u1ec9 l\u00e0 c\u00f4ng nh\u00e2n thay khu\u00f4n ph\u00e2n \u0111o\u1ea1n?<\/h3>\n\n\n\n
T\u00ednh nh\u1ea5t qu\u00e1n l\u00e0 \u0111\u1ed9ng l\u1ef1c: Gi\u1ea3m ki\u1ec3m tra, l\u00e0m l\u1ea1i v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o ng\u01b0\u1eddi v\u1eadn h\u00e0nh<\/h3>\n\n\n\n
Ng\u01b0\u1ee1ng s\u1ea3n l\u01b0\u1ee3ng: T\u00ednh to\u00e1n \u0111i\u1ec3m chuy\u1ec3n giao \u1edf 500 chi ti\u1ebft<\/h2>\n\n\n\n
C\u1ea5u tr\u00fac chi ph\u00ed song song: T\u1ed5ng chi ph\u00ed v\u1edbi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n so v\u1edbi t\u1ed5ng chi ph\u00ed v\u1edbi d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh<\/h3>\n\n\n\n
\u0110i\u1ec1u g\u00ec x\u1ea3y ra v\u1edbi chi ph\u00ed chi ti\u1ebft khi b\u1ea1n lo\u1ea1i b\u1ecf \u0111\u00fang m\u1ed9t c\u00f4ng \u0111o\u1ea1n ph\u1ee5?<\/h3>\n\n\n\n
Ng\u01b0\u1ee1ng t\u1ef7 l\u1ec7 ph\u1ebf ph\u1ea9m: \u1ede ph\u1ea7n tr\u0103m ch\u00ednh x\u00e1c n\u00e0o th\u00ec d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n tr\u1edf th\u00e0nh g\u00e1nh n\u1eb7ng t\u00e0i ch\u00ednh?<\/h3>\n\n\n\n
Kh\u1ea5u hao nh\u01b0 m\u1ed9t h\u1ec7 s\u1ed1 nh\u00e2n: Ch\u1ea1y c\u00f9ng m\u1ed9t nh\u00f3m chi ti\u1ebft qua nhi\u1ec1u c\u00f4ng vi\u1ec7c<\/h3>\n\n\n\n
Nguy c\u01a1 c\u1ee7a vi\u1ec7c thi\u1ebft k\u1ebf qu\u00e1 m\u1ee9c: Khi d\u1ee5ng c\u1ee5 ti\u00eau chu\u1ea9n v\u1eabn th\u1eafng th\u1ebf<\/h2>\n\n\n\n
Nguy\u00ean m\u1eabu v\u00e0 bi\u1ebfn \u0111\u1ed9ng thi\u1ebft k\u1ebf: \u0110i\u1ec1u g\u00ec x\u1ea3y ra n\u1ebfu h\u00ecnh h\u1ecdc chi ti\u1ebft thay \u0111\u1ed5i v\u00e0o qu\u00fd sau?<\/h3>\n\n\n\n
C\u00e1i b\u1eaby th\u1eddi gian cung \u1ee9ng: Li\u1ec7u l\u1ecbch s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n c\u00f3 ch\u1ecbu n\u1ed5i giai \u0111o\u1ea1n k\u1ef9 thu\u1eadt 6\u201310 tu\u1ea7n?<\/h3>\n\n\n\n
Y\u1ebfu t\u1ed1 r\u1ee7i ro nh\u00e0 cung c\u1ea5p: Chuy\u1ec7n g\u00ec x\u1ea3y ra khi m\u1ed9t d\u1ee5ng c\u1ee5 t\u00f9y ch\u1ec9nh b\u1ecb h\u1ecfng gi\u1eefa ch\u1eebng?<\/h3>\n\n\n\n
B\u1ea1n c\u00f3 \u0111ang che gi\u1ea5u l\u1ed7 h\u1ed5ng k\u1ef9 n\u0103ng c\u01a1 b\u1ea3n c\u1ee7a ng\u01b0\u1eddi v\u1eadn h\u00e0nh ho\u1eb7c s\u1ef1 b\u1ea5t \u1ed5n trong quy tr\u00ecnh b\u1eb1ng th\u00e9p t\u00f9y ch\u1ec9nh \u0111\u1eaft ti\u1ec1n kh\u00f4ng?<\/h3>\n\n\n\n
Chuy\u1ec3n \u0111\u1ed5i Th\u1eddi gian Chu k\u1ef3 th\u00e0nh Gi\u00e1 tr\u1ecb Ti\u1ec1n t\u1ec7 R\u00f5 r\u00e0ng cho Ban L\u00e3nh \u0111\u1ea1o<\/h2>\n\n\n\n
B\u1ea1n \u0111ang tr\u1ea3 ti\u1ec1n cho d\u1ee5ng c\u1ee5 \u2014 hay cho s\u1ef1 k\u00e9m hi\u1ec7u qu\u1ea3?<\/h3>\n\n\n\n
Ch\u1ec9 s\u1ed1 n\u00e0o th\u1eafng trong cu\u1ed9c tranh lu\u1eadn ng\u00e2n s\u00e1ch: Th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng m\u00e1y thu\u1ea7n t\u00fay hay c\u00f4ng \u0111o\u1ea1n h\u00e0n h\u1ea1 ngu\u1ed3n b\u1ecb lo\u1ea1i b\u1ecf?<\/h3>\n\n\n\n
C\u00e1ch tr\u00ecnh b\u00e0y ph\u1ea7n ch\u00eanh l\u1ec7ch gi\u00e1 d\u1ee5ng c\u1ee5 nh\u01b0 s\u1ef1 ph\u1ee5c h\u1ed3i bi\u00ean l\u1ee3i nhu\u1eadn, ch\u1ee9 kh\u00f4ng ph\u1ea3i chi ph\u00ed t\u0103ng th\u00eam<\/h3>\n\n\n\n
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