{"id":1880,"date":"2021-11-05T09:04:21","date_gmt":"2021-11-05T02:04:21","guid":{"rendered":"https:\/\/hieuchuan3d.com\/?p=1880"},"modified":"2021-12-01T09:17:12","modified_gmt":"2021-12-01T02:17:12","slug":"phep-do-trong-hieu-chuan-thiet-bi-3d-vina","status":"publish","type":"post","link":"https:\/\/backup.hieuchuan3d.com\/ja\/phep-do-trong-hieu-chuan-thiet-bi-3d-vina\/","title":{"rendered":"(Ti\u1ebfng Vi\u1ec7t) Ph\u00e9p \u0110o Trong Hi\u1ec7u Chu\u1ea9n Thi\u1ebft B\u1ecb – 3D Vina"},"content":{"rendered":"

\u7533\u3057\u8a33\u3042\u308a\u307e\u305b\u3093\u3001\u3053\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306f\u305f\u3060\u4eca\u3000\u30d9\u30c8\u30ca\u30e0\u8a9e<\/a>\u3000\u306e\u307f\u3067\u3059\u3002 For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

1. \u0110\u1ecbnh ngh\u0129a:<\/h2>\n\n\n\n

Ph\u00e9p \u0111o \u0111\u01b0\u1ee3c \u0111\u1ecbnh ngh\u0129a l\u00e0 t\u1eadp h\u1ee3p nh\u1eefng thao t\u00e1c \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh gi\u00e1 tr\u1ecb \u0111o c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng c\u1ea7n \u0111o. B\u1ea3n ch\u1ea5t c\u1ee7a ph\u00e9p \u0111o ch\u00ednh l\u00e0 vi\u1ec7c so s\u00e1nh \u0111\u1ea1i l\u01b0\u1ee3ng c\u1ea7n \u0111o (g\u1ecdi t\u1eaft l\u00e0 \u0111\u1ea1i \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o) v\u1edbi m\u1ed9t \u0111\u1ea1i l\u01b0\u1ee3ng c\u00f9ng lo\u1ea1i \u0111\u01b0\u1ee3c ch\u1ecdn l\u00e0m \u0111\u01a1n v\u1ecb. (VIM 1993)<\/p>\n\n\n\n

V\u00ed d\u1ee5:\u0110o \u0111\u1ed9 d\u00e0i theo \u0111\u01a1n v\u1ecb m\u00e9t; \u0111o kh\u1ed1i l\u01b0\u1ee3ng theo \u0111\u01a1n v\u1ecb kil\u00f4gam, Trang thi\u1ebft b\u1ecb k\u1ef9 thu\u1eadt \u0111\u1ec3 th\u1ef1c hi\u1ec7n vi\u1ec7c so s\u00e1nh n\u00e0y l\u00e0 PT\u0110, K\u1ebft qu\u1ea3 ph\u00e9p \u0111o cho ta bi\u1ebft gi\u00e1 tr\u1ecb c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng c\u1ea7n \u0111o. VD 15 m; 20 kg M\u1edbi: l\u00e0 qu\u00e1 tr\u00ecnh th\u1ef1c nghi\u1ec7m \u0111\u1ec3 thu \u0111\u01b0\u1ee3c t\u1eeb m\u1ed9t hay nhi\u1ec1u g\u00eda tr\u1ecb \u0111\u1ea1i l\u01b0\u1ee3ng v\u1ec1 m\u1ed9t gi\u00e1 tr\u1ecb \u0111\u1ea1i l\u01b0\u1ee3ng m\u1ed9t c\u00e1ch h\u1ee3p l\u00fd (VIM 2007) (L\u00fd do c\u00f3 th\u1ec3 \u0111\u1ecbnh ngh\u0129a c\u0169 kh\u00f4ng bao qu\u00e1t ph\u00e9p \u0111o gi\u00e1n ti\u1ebfp).<\/p>\n\n\n\n

2. \u0110o l\u01b0\u1eddng h\u1ecdc<\/h2>\n\n\n\n

\u0110\/n: L\u00e0 khoa h\u1ecdc nghi\u00ean c\u1ee9u v\u1ec1 ph\u00e9p \u0111o C\u00f3 c\u00e1c l\u0129nh v\u1ef1c \u0111o l\u01b0\u1eddng h\u1ecdc ch\u1ee7 y\u1ebfu sau \u0111\u00e2y: \u0110LH l\u00fd thuy\u1ebft NC v\u1ec1 c\u00e1c \u0111\u01a1n v\u1ecb \u0111o, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111o, \u0110LH \u1ee9ng d\u1ee5ng NC v\u1ec1 ph\u00e9p \u0111o trong 1 l\u0129nh v\u1ef1c , \u0110LH k\u1ef9 thu\u1eadt NC v\u1ec1 PT\u0110, \u0110LH h\u1ee3p ph\u00e1p NC v\u1ec1 \u0111\u01a1n v\u1ecb, PT\u0110,\u2026<\/p>\n\n\n\n

3. Ph\u00e2n lo\u1ea1i ph\u00e9p \u0111o<\/h2>\n\n\n\n

C\u0103n c\u1ee9 v\u00e0o ph\u01b0\u01a1ng ph\u00e1p nh\u1eadn \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111o, ta chia th\u00e0nh ph\u00e9p \u0111o tr\u1ef1c ti\u1ebfp v\u00e0 ph\u00e9p \u0111o gi\u00e1n ti\u1ebfp.<\/p>\n\n\n\n

a. Ph\u00e9p \u0111o tr\u1ef1c ti\u1ebfp<\/h3>\n\n\n\n

Gi\u00e1 tr\u1ecb c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o \u0111\u1ecdc tr\u1ef1c ti\u1ebfp \u0111\u01b0\u1ee3c ngay tr\u00ean b\u1ed9 ph\u1eadn ch\u1ec9 th\u1ecb c\u1ee7a PT\u0110<\/p>\n\n\n\n

VD: C\u00e2n th\u1ef1c ph\u1ea9m b\u1eb1ng c\u00e2n \u0111\u1ed3ng h\u1ed3, \u0111o chi\u1ec1u d\u00e0i c\u0103n ph\u00f2ng b\u1eb1ng th\u01b0\u1edbc d\u00e2y,v,v\u2026<\/p>\n\n\n\n

b. Ph\u00e9p \u0111o gi\u00e1n ti\u1ebfp<\/h3>\n\n\n\n

 gi\u00e1 tr\u1ecb c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o ph\u1ea3i t\u00ednh to\u00e1n qua m\u1ed1i li\u00ean h\u1ec7 \u0111\u00e3 bi\u1ebft gi\u1eefa n\u00f3 v\u00e0 c\u00e1c \u0111\u1ea1i l\u01b0\u1ee3ng li\u00ean quan c\u00f3 gi\u00e1 tr\u1ecb bi\u1ebft \u0111\u01b0\u1ee3c b\u1eb1ng ph\u00e9p \u0111o tr\u1ef1c ti\u1ebfp<\/p>\n\n\n\n

VD: R = U\/I, th\u00eam: \u0111o di\u1ec7n t\u00edch, \u0111o th\u1ec3 t\u00edch th\u00f4ng qua- l\u01b0u l\u01b0\u1ee3ng ho\u1eb7c kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 t\u1ec9 tr\u1ecdng ho\u1eb7c \u0111o k\u00edch th\u01b0\u1edbc chi\u1ec1u d\u00e0i.<\/p>\n\n\n\n

4. K\u1ebft qu\u1ea3 \u0111o<\/h2>\n\n\n\n

l\u00e0 \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o thu \u0111\u01b0\u1ee3c t\u1eeb ph\u00e9p \u0111o b\u1eb1ng th\u1ef1c nghi\u1ec7m t\u1eeb m\u1ed9t hay nhi\u1ec1u \u0111\u1ea1i l\u01b0\u1ee3ng.<\/p>\n\n\n\n

5. Sai s\u1ed1 c\u1ee7a ph\u00e9p \u0111o<\/h2>\n\n\n\n

5.1. \u0110\u1ecbnh ngh\u0129a<\/h3>\n\n\n\n

Gi\u1eefa k\u1ebft qu\u1ea3 \u0111o v\u00e0 gi\u00e1 tr\u1ecb th\u1ef1c c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o bao gi\u1edd c\u0169ng c\u00f3 m\u1ed9t s\u1ef1 sai kh\u00e1c g\u1ecdi l\u00e0 sai s\u1ed1 c\u1ee7a ph\u00e9p \u0111o.<\/p>\n\n\n\n

\u2013 C\u00e2n \u0111o tr\u1ef1c ti\u1ebfp kh\u1ed1i l\u01b0\u1ee3ng v\u1eadt<\/p>\n\n\n\n

\u2013 M\u00e1y \u0111o v\u1ea1n n\u0103ng \u0111o tr\u1ef1c ti\u1ebfp \u0111i\u1ec7n \u00e1p Pin<\/p>\n\n\n\n

\u2013 2 PT\u0110 n\u00e0y c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n ph\u00e9p \u0111o d\u00e1n ti\u1ebfp: c\u00e2n c\u00f3 th\u1ec3 d\u00f9ng \u0111o th\u1ec3 t\u00edch ch\u1ea5t l\u1ecfng trong b\u00ecnh ch\u1ee9a khi bi\u1ebft t\u1ec9 tr\u1ecdng ch\u1ea5t l\u1ecfng; M\u00e1y \u0111o v\u1ea1n n\u0103ng c\u00f3 th\u1ec3 \u0111o d\u00e1n ti\u1ebfp d\u00f2ng \u0111i\u1ec7n<\/span><\/a> b\u1eb1ng \u0111o \u0111i\u1ec7n \u00e1p d\u01a1i tr\u00ean 1 \u0111i\u1ec7n tr\u1edf \u0111\u00e3 bi\u1ebft gi\u00e1 tr\u1ecb.<\/p>\n\n\n\n

\"\"<\/figure><\/div>\n\n\n\n

5.2. Ph\u00e2n lo\u1ea1i sai s\u1ed1 c\u1ee7a ph\u00e9p \u0111o<\/h3>\n\n\n\n

a. Theo h\u00ecnh th\u1ee9c bi\u1ec3u th\u1ecb<\/h4>\n\n\n\n

Ta c\u00f3 sai s\u1ed1 tuy\u1ec7t \u0111\u1ed1i, sai s\u1ed1 t\u01b0\u01a1ng \u0111\u1ed1i c\u1ee7a ph\u00e9p \u0111o.<\/p>\n\n\n\n

+ Sai s\u1ed1 tuy\u1ec7t \u0111\u1ed1i \u0394<\/strong>: l\u00e0 hi\u1ec7u gi\u1eefa k\u1ebft qu\u1ea3 \u0111o X\u0111 v\u00e0 gi\u00e1 tr\u1ecb th\u1ef1c X c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o. V\u00ec gi\u00e1 tr\u1ecb th\u1ef1c l\u00e0 gi\u00e1 tr\u1ecb l\u00fd t\u01b0\u1edfng, ta ch\u1ec9 c\u00f3 th\u1ec3 ti\u1ebfn g\u1ea7n \u0111\u1ebfn n\u00f3 n\u00ean trong t\u00ednh to\u00e1n th\u01b0\u1eddng thay n\u00f3 b\u1eb1ng gi\u00e1 tr\u1ecb (th\u1ef1c) quy \u01b0\u1edbc Xtq. Gi\u00e1 tr\u1ecb (th\u1ef1c) quy \u01b0\u1edbc l\u00e0 gi\u00e1 tr\u1ecb \u0111\u00e3 bi\u1ebft v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ee7 d\u00f9ng cho 1 m\u1ee5c \u0111\u00edch nh\u1ea5t \u0111\u1ecbnh . Ta c\u00f3 (b\u1ecf \u201cth\u1ef1c\u201d theo VIM 2007):<\/p>\n\n\n\n

\u0394 = X\u0111 \u2013 Xtq (1)<\/p>\n\n\n\n

+ Sai s\u1ed1 t\u01b0\u01a1ng \u0111\u1ed1i \u03b4<\/strong>: l\u00e0 t\u1ef7 s\u1ed1 gi\u1eefa sai s\u1ed1 tuy\u1ec7t \u0111\u1ed1i v\u00e0 gi\u00e1 tr\u1ecb (th\u1ef1c) quy \u01b0\u1edbc c\u1ee7a \u0111\u1ea1i l\u01b0\u1ee3ng \u0111o v\u00e0 th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u00ednh theo ph\u1ea7n guy:<\/p>\n\n\n\n

\u03b4 = (\u0394\/ Xtq ) 100% (2)<\/p>\n\n\n\n

b. Theo quy lu\u1eadt xu\u1ea5t hi\u1ec7n<\/h4>\n\n\n\n

Sai s\u1ed1 c\u1ee7a ph\u00e9p \u0111o \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh sai s\u1ed1 h\u1ec7 th\u1ed1ng, sai s\u1ed1 ng\u1eabu nhi\u00ean v\u00e0 sai s\u1ed1 th\u00f4. Sai s\u1ed1 th\u00f4 l\u00e0 sai s\u1ed1 m\u00e0 \u0111\u1ed9 l\u1edbn c\u1ee7a n\u00f3 kh\u00e1c bi\u1ec7t m\u1ed9t c\u00e1ch b\u1ea5t th\u01b0\u1eddng so v\u1edbi sai s\u1ed1 th\u01b0\u1eddng x\u1ea9y ra trong c\u00f9ng \u0111i\u1ec1u ki\u1ec7n \u0111o. Nguy\u00ean nh\u00e2n g\u00e2y ra sai s\u1ed1 n\u00e0y l\u00e0 nh\u1eefng sai h\u1ecfng tr\u1ea7m tr\u1ecdng c\u1ee7a ph\u01b0\u01a1ng ti\u1ec7n \u0111o, nh\u1ea7m l\u1eabn c\u1ee7a ng\u01b0\u1eddi \u0111o, hay s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t c\u1ee7a m\u00f4i tr\u01b0\u1eddng \u0111o\u2026 Nh\u1edd th\u1eadn tr\u1ecdng ta c\u00f3 th\u1ec3 tr\u00e1nh \u0111\u01b0\u1ee3c sai s\u1ed1 n\u00e0y.<\/p>\n\n\n

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\n 4.8\/5 - (54 votes) <\/div>\n <\/div>","protected":false},"excerpt":{"rendered":"

\u7533\u3057\u8a33\u3042\u308a\u307e\u305b\u3093\u3001\u3053\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306f\u305f\u3060\u4eca\u3000\u30d9\u30c8\u30ca\u30e0\u8a9e\u3000\u306e\u307f\u3067\u3059\u3002 For the sake of viewer convenience, the content is shown below in the alterna […]<\/p>\n","protected":false},"author":2,"featured_media":1881,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[613],"tags":[98,953,955,952,954,950],"acf":[],"_links":{"self":[{"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/posts\/1880"}],"collection":[{"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/comments?post=1880"}],"version-history":[{"count":2,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/posts\/1880\/revisions"}],"predecessor-version":[{"id":2245,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/posts\/1880\/revisions\/2245"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/media\/1881"}],"wp:attachment":[{"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/media?parent=1880"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/categories?post=1880"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/backup.hieuchuan3d.com\/ja\/wp-json\/wp\/v2\/tags?post=1880"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}