{"id":84132,"date":"2025-02-28T09:05:00","date_gmt":"2025-02-28T02:05:00","guid":{"rendered":"https:\/\/tcvn.gov.vn\/?p=84132"},"modified":"2025-07-21T16:57:52","modified_gmt":"2025-07-21T09:57:52","slug":"do-luong-cho-moi-nguoi-moi-thoi-dai-150-nam-ky-niem-cong-uoc-met","status":"publish","type":"post","link":"https:\/\/tcvn.gov.vn\/do-luong-cho-moi-nguoi-moi-thoi-dai-150-nam-ky-niem-cong-uoc-met\/28\/02\/2025\/","title":{"rendered":"\u0110o l\u01b0\u1eddng cho m\u1ecdi ng\u01b0\u1eddi, m\u1ecdi th\u1eddi \u0111\u1ea1i – 150 n\u0103m k\u1ef7 ni\u1ec7m C\u00f4ng \u01b0\u1edbc M\u00e9t"},"content":{"rendered":"\n

<\/p>\n\n\n

Th\u00f4ng \u0111i\u1ec7p t\u1eeb Ti\u1ebfn s\u0129 Martin Milton, Gi\u00e1m \u0111\u1ed1c BIPM v\u00e0 \u00d4ng Anthony Donnellan, Gi\u00e1m \u0111\u1ed1c BIML:<\/p>\n\n\n

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

\u0110o l\u01b0\u1eddng cho m\u1ecdi ng\u01b0\u1eddi, m\u1ecdi th\u1eddi \u0111\u1ea1i – 150 n\u0103m k\u1ef7 ni\u1ec7m C\u00f4ng \u01b0\u1edbc M\u00e9t<\/strong><\/p>\n

H\u00e0ng n\u0103m, Ng\u00e0y \u0110o l\u01b0\u1eddng Th\u1ebf gi\u1edbi (20 th\u00e1ng 5) l\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 ch\u00fang ta k\u1ef7 ni\u1ec7m cam k\u1ebft qu\u1ed1c t\u1ebf v\u1ec1 m\u1ed9t h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng to\u00e0n c\u1ea7u h\u00e0i h\u00f2a d\u1ef1a tr\u00ean H\u1ec7 \u0110\u01a1n v\u1ecb \u0111o Qu\u1ed1c t\u1ebf (SI).<\/p>\n

N\u0103m nay c\u00f2n c\u00f3 \u00fd ngh\u0129a \u0111\u1eb7c bi\u1ec7t h\u01a1n v\u00ec \u0111\u00e1nh d\u1ea5u 150 n\u0103m k\u1ec3 t\u1eeb khi C\u00f4ng \u01b0\u1edbc M\u00e9t \u0111\u01b0\u1ee3c k\u00fd k\u1ebft v\u00e0 V\u0103n ph\u00f2ng C\u00e2n \u0111o Qu\u1ed1c t\u1ebf (BIPM) \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp.<\/p>\n

\u0110\u1ec3 \u0111\u00e1nh d\u1ea5u s\u1ef1 ki\u1ec7n tr\u1ecdng \u0111\u1ea1i n\u00e0y, v\u00e0o n\u0103m 2025, to\u00e0n th\u1ec3 c\u1ed9ng \u0111\u1ed3ng \u0111o l\u01b0\u1eddng to\u00e0n c\u1ea7u ch\u00fang ta c\u00f9ng nhau k\u1ef7 ni\u1ec7m nh\u1eefng th\u00e0nh t\u1ef1u \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c trong 150 n\u0103m, \u0111\u1ed3ng th\u1eddi h\u01b0\u1edbng \u0111\u1ebfn nh\u1eefng c\u01a1 h\u1ed9i v\u00e0 th\u00e1ch th\u1ee9c h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng to\u00e0n c\u1ea7u g\u1eb7p ph\u1ea3i trong t\u01b0\u01a1ng lai.<\/p>\n

Di s\u1ea3n c\u1ee7a s\u1ef1 ph\u00e1t tri\u1ec3n v\u00e0 \u0111\u1ed5i m\u1edbi<\/strong><\/p>\n

\u0110o l\u01b0\u1eddng \u0111\u00f3ng vai tr\u00f2 n\u1ec1n t\u1ea3ng cho m\u1ecdi kh\u00eda c\u1ea1nh c\u1ee7a cu\u1ed9c s\u1ed1ng ch\u00fang ta, t\u1eeb th\u01b0\u01a1ng m\u1ea1i, theo d\u00f5i s\u1ee9c kh\u1ecfe c\u0169ng nh\u01b0 quan s\u00e1t t\u00ecm hi\u1ec3u th\u1ebf gi\u1edbi xung quanh. Nh\u1eefng th\u00e0nh vi\u00ean tham gia k\u00fd k\u1ebft C\u00f4ng \u01b0\u1edbc M\u00e9t \u0111\u1ea7u ti\u00ean \u0111\u00e3 hi\u1ec3u r\u1ea5t r\u00f5 \u0111i\u1ec1u n\u00e0y v\u1edbi t\u1ea7m nh\u00ecn r\u00f5 r\u00e0ng v\u00e0 \u0111\u1ea7y tham v\u1ecdng: th\u1ed1ng nh\u1ea5t v\u00e0 c\u1ea3i thi\u1ec7n c\u00e1c h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi, thi\u1ebft l\u1eadp m\u1ed9t h\u1ec7 th\u1ed1ng ph\u1ee5c v\u1ee5 \u201ccho m\u1ecdi th\u1eddi \u0111\u1ea1i, cho m\u1ecdi ng\u01b0\u1eddi\u201d.<\/p>\n

K\u1ec3 t\u1eeb khi th\u00e0nh l\u1eadp v\u00e0o n\u0103m 1875, BIPM \u0111\u00e3 gi\u1ea3i quy\u1ebft nh\u1eefng th\u00e1ch th\u1ee9c c\u00f4ng ngh\u1ec7 \u0111\u00e1ng k\u1ec3 \u0111\u1ec3 ph\u00e1t tri\u1ec3n c\u00e1c chu\u1ea9n \u0111o l\u01b0\u1eddng \u1ed5n \u0111\u1ecbnh v\u00e0 ch\u00ednh x\u00e1c cho m\u00e9t v\u00e0 kil\u00f4gam, ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n

\u0110\u1ebfn th\u1ebf k\u1ef7 XX, ch\u1ee9c n\u0103ng k\u1ef9 thu\u1eadt ng\u00e0y c\u00e0ng \u0111\u00f3ng vai tr\u00f2 l\u1edbn h\u01a1n n\u1eefa \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u thi\u1ebft l\u1eadp chu\u1ea9n \u0111o l\u01b0\u1eddng l\u0129nh v\u1ef1c nhi\u1ec7t \u0111\u1ed9, \u00e1nh s\u00e1ng v\u00e0 \u0111i\u1ec7n.<\/p>\n

\u0110\u1ea7u th\u1ebf k\u1ef7 21, ch\u00fang ta \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t \u0111\u1ed9t ph\u00e1 m\u1edbi quan tr\u1ecdng – hi\u1ec7n th\u1ef1c h\u00f3a H\u1ec7 \u0110\u01a1n v\u1ecb \u0111o qu\u1ed1c t\u1ebf (SI) tr\u00ean c\u00e1c h\u1eb1ng s\u1ed1 c\u01a1 b\u1ea3n c\u1ee7a t\u1ef1 nhi\u00ean, \u0111\u01b0a khoa h\u1ecdc \u0111o l\u01b0\u1eddng b\u01b0\u1edbc ti\u1ebfp v\u00e0o k\u1ef7 nguy\u00ean l\u01b0\u1ee3ng t\u1eed.<\/p>\n

Khi c\u00e1c chu\u1ea9n \u0111o l\u01b0\u1eddng ch\u00ednh x\u00e1c \u00e1p d\u1ee5ng cho ng\u00e0y c\u00e0ng nhi\u1ec1u lo\u1ea1i ph\u00e9p \u0111o kh\u00e1c nhau v\u00e0 khi khoa h\u1ecdc v\u00e0 c\u00f4ng nghi\u1ec7p ph\u00e1t tri\u1ec3n, nhu c\u1ea7u s\u1eed d\u1ee5ng c\u00e1c chu\u1ea9n \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c qu\u1ed1c t\u1ebf c\u00f4ng nh\u1eadn c\u0169ng t\u0103ng l\u00ean. N\u0103m 1955, T\u1ed5 ch\u1ee9c \u0110o l\u01b0\u1eddng ph\u00e1p \u0111\u1ecbnh Qu\u1ed1c t\u1ebf (OIML) \u0111\u01b0\u1ee3c th\u00e0nh l\u1eadp \u0111\u1ec3 t\u1ea1o \u0111i\u1ec1u ki\u1ec7n thu\u1eadn l\u1ee3i cho vi\u1ec7c t\u00edch h\u1ee3p  chu\u1ea9n \u0111o l\u01b0\u1eddng v\u00e0o khu\u00f4n kh\u1ed5 lu\u1eadt ph\u00e1p qu\u1ed1c gia, \u0111\u1ea3m b\u1ea3o t\u00ednh nh\u1ea5t qu\u00e1n trong vi\u1ec7c s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n \u0111o tr\u00ean to\u00e0n th\u1ebf gi\u1edbi.<\/p>\n

H\u01b0\u1edbng t\u1edbi t\u01b0\u01a1ng lai<\/strong><\/p>\n

Khi th\u1ebf gi\u1edbi xung quanh ph\u00e1t tri\u1ec3n, h\u1ec7 th\u1ed1ng \u0111o l\u01b0\u1eddng c\u1ee7a ch\u00fang ta c\u0169ng ph\u1ea3i ph\u00e1t tri\u1ec3n theo, \u0111\u1ea3m b\u1ea3o lu\u00f4n ch\u00ednh x\u00e1c, d\u1ec5 ti\u1ebfp c\u1eadn tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a c\u00e1c th\u1ebf h\u1ec7 t\u01b0\u01a1ng lai.<\/p>\n

Th\u00e1ch th\u1ee9c tr\u01b0\u1edbc m\u1eaft ch\u00fang ta r\u1ea5t r\u00f5 r\u00e0ng: x\u00e2y d\u1ef1ng m\u1ed9t khu\u00f4n kh\u1ed5 \u0111o l\u01b0\u1eddng kh\u00f4ng ch\u1ec9 theo k\u1ecbp v\u1edbi kh\u00e1m ph\u00e1 khoa h\u1ecdc m\u00e0 c\u00f2n ph\u1ee5c v\u1ee5 t\u1ea5t c\u1ea3 c\u00e1c qu\u1ed1c gia m\u1ed9t c\u00e1ch c\u00f4ng b\u1eb1ng v\u00e0 \u0111\u00e1ng tin c\u1eady. \u0110\u00e2y l\u00e0 tr\u00e1ch nhi\u1ec7m v\u00e0 c\u01a1 h\u1ed9i chung c\u1ee7a ch\u00fang ta.<\/p>\n

Ch\u00fang t\u00f4i tr\u00e2n tr\u1ecdng k\u00ednh m\u1eddi b\u1ea1n c\u00f9ng k\u1ef7 ni\u1ec7m c\u1ed9t m\u1ed1c l\u1ecbch s\u1eed n\u00e0y, kh\u00f4ng ch\u1ec9 \u0111\u1ec3 nh\u00ecn l\u1ea1i ch\u1eb7ng \u0111\u01b0\u1eddng \u0111\u00e3 qua m\u00e0 c\u00f2n \u0111\u1ec3 cam k\u1ebft th\u1ef1c hi\u1ec7n h\u00e0nh tr\u00ecnh th\u00fa v\u1ecb ph\u00eda tr\u01b0\u1edbc. <\/p>\n

“Truy c\u1eadp \u0111\u01b0\u1eddng link sau \u0111\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 ng\u00e0y \u0111o l\u01b0\u1eddng th\u1ebf gi\u1edbi 2025: https:\/\/worldmetrologyday.org\/<\/a><\/p>\n

Cao B\u00e1ch – Ban \u0110o l\u01b0\u1eddng<\/strong><\/p>","protected":false},"excerpt":{"rendered":"

Th\u00f4ng \u0111i\u1ec7p t\u1eeb Ti\u1ebfn s\u0129 Martin Milton, Gi\u00e1m \u0111\u1ed1c BIPM v\u00e0 \u00d4ng Anthony Donnellan, Gi\u00e1m \u0111\u1ed1c BIML: \u0110o l\u01b0\u1eddng cho m\u1ecdi ng\u01b0\u1eddi, m\u1ecdi th\u1eddi \u0111\u1ea1i – 150 n\u0103m k\u1ef7 ni\u1ec7m C\u00f4ng \u01b0\u1edbc M\u00e9t H\u00e0ng n\u0103m, Ng\u00e0y \u0110o l\u01b0\u1eddng Th\u1ebf gi\u1edbi (20 th\u00e1ng 5) l\u00e0 c\u01a1 h\u1ed9i \u0111\u1ec3 ch\u00fang ta k\u1ef7 ni\u1ec7m cam k\u1ebft qu\u1ed1c t\u1ebf […]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[22,27],"tags":[],"acf":{"linh-vuc":"\u0110o l\u01b0\u1eddng"},"_links":{"self":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts\/84132"}],"collection":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/comments?post=84132"}],"version-history":[{"count":2,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts\/84132\/revisions"}],"predecessor-version":[{"id":86065,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/posts\/84132\/revisions\/86065"}],"wp:attachment":[{"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/media?parent=84132"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/categories?post=84132"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tcvn.gov.vn\/wp-json\/wp\/v2\/tags?post=84132"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}