T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 6 – Arkady Leokum<\/p>\n\n\n\n
T\u1ed1c \u0111\u1ed9 h\u1ea3i l\u01b0u trong \u0111\u1ea1i d\u01b0\u01a1ng l\u00e0 4km\/h, t\u00e0u thuy\u1ec1n ch\u1ea1y thu\u1eadn d\u00f2ng ch\u1ec9 t\u0103ng nhanh 4km\/h, n\u1ebfu ch\u1ea1y ng\u01b0\u1ee3c d\u00f2ng t\u1ed1c \u0111\u1ed9 gi\u1ea3m 4km\/h.<\/p>\n\n\n\n
N\u0103m 1492, nh\u00e0 \u0111i bi\u1ec3n Chiristopher Columbus l\u1ea7n \u0111\u1ea7u ti\u00ean b\u0103ng qua \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng \u0111\u1ebfn v\u00f9ng \u0111\u1ea1i l\u1ee5c Ch\u00e2u M\u1ef9, nh\u01b0ng ph\u1ea3i m\u1ea5t 35 ng\u00e0y m\u1edbi t\u1edbi n\u01a1i v\u00ec \u0111i ng\u01b0\u1ee3c d\u00f2ng n\u01b0\u1edbc \u1ea5m B\u1eafc \u0110\u1ea1i T\u00e2y D\u01b0\u01a1ng. N\u0103m 1943 Columbus l\u1ea1i \u0111\u1ebfn ch\u00e2u M\u1ef9 l\u1ea7n th\u1ee9 hai; \u0111\u1ea7u ti\u00ean thu\u1eadn theo d\u00f2ng n\u01b0\u1edbc l\u1ea1nh Canari xu\u00f4i v\u1ec1 ph\u00eda Nam r\u1ed3i men theo B\u1eafc x\u00edch \u0111\u1ea1o ch\u1ea1y v\u1ec1 h\u01b0\u1edbng T\u00e2y, tuy \u0111\u01b0\u1eddng \u0111i d\u00e0i h\u01a1n nh\u01b0ng ch\u1ec9 c\u1ea7n 20 ng\u00e0y \u0111\u00e3 t\u1edbi \u0111\u1ea1i l\u1ee5c ch\u00e2u M\u1ef9, so v\u1edbi l\u1ea7n \u0111i \u0111\u1ea7u ti\u00ean r\u00fat ng\u1eafn 17 ng\u00e0y. \u0110i\u1ec1u \u0111\u00f3 n\u00f3i l\u00ean d\u00f2ng h\u1ea3i l\u01b0u c\u00f3 \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn t\u00e0u thuy\u1ec1n \u0111i nhanh hay ch\u1eadm.<\/p>\n\n\n\n
N\u0103m 1912, chi\u1ebfc t\u00e0u Titanic ti\u00ean ti\u1ebfn nh\u1ea5t, l\u1ed9ng l\u1eaby nh\u1ea5t c\u1ee7a n\u01b0\u1edbc Anh, trong l\u1ea7n ch\u1ea1y \u0111\u1ea7u ti\u00ean \u0111\u00e3 va v\u00e0o n\u00fai b\u0103ng tr\u00f4i b\u1ecb ch\u00ecm, \u0111\u00f3 l\u00e0 tai n\u1ea1n n\u1ed5i ti\u1ebfng nh\u1ea5t l\u1ecbch s\u1eed h\u00e0ng h\u1ea3i, n\u00fai b\u0103ng n\u00e0y do d\u00f2ng n\u01b0\u1edbc l\u1ea1nh Labrador chuy\u1ec3n t\u1eeb B\u1eafc B\u0103ng D\u01b0\u01a1ng \u0111\u1ebfn v\u00f9ng B\u1eafc \u0110\u1ea1i D\u01b0\u01a1ng; cho n\u00ean \u0111\u01b0\u1eddng \u0111i c\u1ee7a n\u00fai b\u0103ng l\u00e0 do d\u00f2ng h\u1ea3i l\u01b0u chi ph\u1ed1i. Mu\u1ed1n ch\u1ea1y t\u00e0u an to\u00e0n ph\u1ea3i n\u1eafm v\u1eefng \u0111\u01b0\u1eddng ch\u1ea3y c\u1ee7a d\u00f2ng h\u1ea3i l\u01b0u, n\u1eafm v\u1eefng vi\u1ec7c ph\u00e2n b\u1ed5 v\u00e0 h\u01b0\u1edbng di chuy\u1ec3n c\u1ee7a n\u00fai b\u0103ng, \u0111\u00f3 l\u00e0 c\u00f4ng vi\u1ec7c v\u1eabn c\u00f3 \u00fd ngh\u0129a th\u1ef1c t\u1ebf quan tr\u1ecdng trong th\u1eddi \u0111\u1ea1i hi\u1ec7n \u0111\u1ea1i h\u00f3a cao \u0111\u1ed9 ng\u00e0y nay.<\/p>\n\n\n\n
D\u01b0\u1edbi s\u1ef1 gi\u00fap \u0111\u1ee1 c\u1ee7a C\u1ee5c kh\u00ed t\u01b0\u1ee3ng H\u00e0ng h\u1ea3i, c\u00f4ng ty Erbison (M\u1ef9) \u0111\u00e3 t\u1eadn d\u1ee5ng d\u00f2ng n\u01b0\u1edbc \u1ea5m h\u1ed7 tr\u1ee3 ch\u1ea1y t\u00e0u. S\u00e1u chi\u1ebfc t\u00e0u c\u1ee7a c\u00f4ng ty n\u00e0y ch\u1ea1y \u1edf v\u00f9ng c\u00f3 t\u1ed1c \u0111\u1ed9 ch\u1ea3y cao nh\u1ea5t, h\u01b0\u1edbng ph\u00eda B\u1eafc \u0111\u1ebfn Ch\u00e2u \u00c2u; khi v\u1ec1 th\u00ec ch\u1ea1y theo ven b\u1edd bi\u1ec3n c\u1ee7a Ch\u00e2u \u00c2u xu\u1ed1ng ph\u00eda Nam, h\u1ebft s\u1ee9c tr\u00e1nh ch\u1ea1y ng\u01b0\u1ee3c d\u00f2ng. Nh\u1edd \u0111\u00f3, n\u0103m 1975, c\u00f4ng ty \u0111\u00e3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 12,5 ng\u00e0n th\u00f9ng d\u1ea7u, n\u0103m 1976, c\u00f4ng ty quy\u1ebft \u0111\u1ecbnh s\u1eed d\u1ee5ng h\u1ebft c\u00e1c s\u1ed1 li\u1ec7u v\u1ec1 d\u00f2ng h\u1ea3i l\u01b0u do v\u1ec7 tinh cung c\u1ea5p, t\u1eadn d\u1ee5ng ch\u00fang h\u1ed7 tr\u1ee3 cho t\u00e0u ch\u1ea1y, n\u0103m \u0111\u00f3 l\u1ea1i ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c 31,5 ng\u00e0n th\u00f9ng d\u1ea7u.<\/p>\n\n\n\n
Cho n\u00ean, n\u1eafm ch\u1eafc \u0111\u01b0\u1eddng ch\u1ea3y v\u00e0 qui m\u00f4 c\u1ee7a d\u00f2ng h\u1ea3i l\u01b0u s\u1ebd c\u00f3 \u00fd ngh\u0129a l\u1edbn cho ch\u1ea1y t\u00e0u, ti\u1ebft ki\u1ec7m th\u1eddi gian, ti\u1ebft ki\u1ec7m nhi\u00ean li\u1ec7u, \u0111\u1ea3m b\u1ea3o an to\u00e0n.<\/p>\n\n\n\n
Ngo\u00e0i ra, v\u00f9ng g\u1eb7p nhau c\u1ee7a c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u l\u1ea1i c\u00f3 lu\u1ed3ng n\u01b0\u1edbc ch\u1ea3y xu\u1ed1ng ph\u00eda \u0111\u00e1y bi\u1ec3n th\u00ec m\u1eb7t n\u01b0\u1edbc s\u1ebd c\u00f3 v\u00f9ng l\u00f5m th\u1ea5p; v\u00f9ng c\u00e1c d\u00f2ng h\u1ea3i l\u01b0u ph\u00e2n t\u00e1n l\u1ea1i c\u00f3 d\u00f2ng n\u01b0\u1edbc ch\u1ea3y l\u00ean tr\u00ean th\u00ec m\u1eb7t n\u01b0\u1edbc s\u1ebd c\u00f3 v\u00f9ng l\u1ed3i cao. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o an to\u00e0n ch\u1ea1y t\u00e0u, h\u1ebft s\u1ee9c tr\u00e1nh \u201cv\u00f9ng l\u00f5m th\u1ea5p\u201d v\u00e0 \u201cv\u00f9ng l\u1ed3i cao\u201d v\u00ec th\u00e2n t\u00e0u s\u1ebd b\u1ecb ch\u00f2ng ch\u00e0nh m\u1ea1nh, d\u1ec5 x\u1ea3y ra s\u1ef1 c\u1ed1.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 6 – Arkady Leokum T\u1ed1c \u0111\u1ed9 h\u1ea3i l\u01b0u trong \u0111\u1ea1i d\u01b0\u01a1ng l\u00e0 4km\/h, t\u00e0u thuy\u1ec1n ch\u1ea1y thu\u1eadn d\u00f2ng ch\u1ec9 t\u0103ng nhanh 4km\/h, n\u1ebfu ch\u1ea1y ng\u01b0\u1ee3c d\u00f2ng t\u1ed1c \u0111\u1ed9 gi\u1ea3m 4km\/h. N\u0103m 1492, nh\u00e0 \u0111i bi\u1ec3n Chiristopher Columbus l\u1ea7n \u0111\u1ea7u ti\u00ean b\u0103ng qua \u0110\u1ea1i […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-14925","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14925","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=14925"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14925\/revisions"}],"predecessor-version":[{"id":14926,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/14925\/revisions\/14926"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=14925"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=14925"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=14925"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}