{"id":8870,"date":"2021-11-21T15:19:56","date_gmt":"2021-11-21T08:19:56","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=8870"},"modified":"2021-11-21T16:03:00","modified_gmt":"2021-11-21T09:03:00","slug":"o-nhung-thanh-pho-lon-dan-cu-dong-duc-va-cac-cong-trinh-kien-truc-day-dac-thi-xay-dung-duong-tau-dien-ngam-the-nao","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/o-nhung-thanh-pho-lon-dan-cu-dong-duc-va-cac-cong-trinh-kien-truc-day-dac-thi-xay-dung-duong-tau-dien-ngam-the-nao\/","title":{"rendered":"\u1ede nh\u1eefng th\u00e0nh ph\u1ed1 l\u1edbn d\u00e2n c\u01b0 \u0111\u00f4ng \u0111\u00fac v\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh ki\u1ebfn tr\u00fac d\u00e0y \u0111\u1eb7c th\u00ec x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng t\u00e0u \u0111i\u1ec7n ng\u1ea7m th\u1ebf n\u00e0o?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u00e0u \u0111i\u1ec7n ng\u1ea7m hi\u1ec7n nay \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng quan tr\u1ecdng c\u1ee7a th\u00e0nh ph\u1ed1, n\u00f3 \u0111\u00e3 l\u00e0m gi\u1ea3m nhi\u1ec1u t\u00ecnh tr\u1ea1ng giao th\u00f4ng chen ch\u00fac \u1edf tr\u00ean m\u1eb7t \u0111\u1ea5t, nhanh ch\u00f3ng v\u1eadn chuy\u1ec3n m\u1ed9t l\u01b0\u1ee3ng l\u1edbn h\u00e0nh kh\u00e1ch \u0111i \u0111\u1ebfn nh\u1eefng n\u01a1i kh\u00e1c nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede c\u00e1c th\u00e0nh ph\u1ed1 l\u1edbn hi\u1ec7n \u0111\u1ea1i, d\u00e2n c\u01b0 \u0111\u00f4ng \u0111\u00fac, ki\u1ebfn tr\u00fac d\u00e0y \u0111\u1eb7c th\u00ec l\u1ea1i c\u00e0ng ph\u1ea3i x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng t\u00e0u \u0111i\u1ec7n ng\u1ea7m. Tuy nhi\u00ean, x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng t\u00e0u \u0111i\u1ec7n ng\u1ea7m \u1edf nh\u1eefng th\u00e0nh ph\u1ed1 \u0111\u00f3, th\u01b0\u1eddng ph\u1ea3i x\u00e9t \u0111\u1ebfn nhi\u1ec1u y\u1ebfu t\u1ed1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi xu\u1ed1ng ga t\u00e0u \u0111i\u1ec7n ng\u1ea7m, b\u1ea5t gi\u00e1c ch\u00fang ta s\u1ebd th\u1ea7m h\u1ecfi, ng\u01b0\u1eddi ta \u0111\u00e0o \u0111\u01b0\u1eddng h\u1ea7m nh\u01b0 th\u1ebf n\u00e0o nh\u1ec9?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">X\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng t\u00e0u \u0111i\u1ec7n ng\u1ea7m \u1edf th\u00e0nh ph\u1ed1 l\u1edbn, kh\u00f4ng th\u1ec3 &#8220;moi gan m\u1ed5 b\u1ee5ng&#8221; di\u1ec7n t\u00edch l\u1edbn tr\u00ean m\u1eb7t \u0111\u1ea5t, nh\u1ea5t l\u00e0 khi x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng h\u1ea7m \u1edf l\u1edbp \u0111\u1ea5t m\u1ec1m v\u00e0 l\u1edbp nham th\u1ea1ch. V\u00ec th\u1ebf, ng\u01b0\u1eddi ta th\u01b0\u1eddng s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p v\u1eeba \u0111\u00e0o xuy\u00ean theo chi\u1ec1u ngang v\u1eeba x\u00e2y \u1ed1p, ng\u01b0\u1eddi ta d\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb c\u01a1 gi\u1edbi chuy\u00ean d\u00f9ng, h\u00ecnh d\u1ea1ng b\u00ean ngo\u00e0i th\u01b0\u1eddng l\u00e0 k\u1ebft c\u1ea5u kim lo\u1ea1i ki\u1ec3u l\u1eafp gh\u00e9p ho\u1eb7c ki\u1ec3u h\u00e0n n\u1ed1i h\u00ecnh \u1ed1ng, k\u1ebft c\u1ea5u c\u00f3 nhi\u1ec1u lo\u1ea1i, nh\u01b0ng c\u1ea5u t\u1ea1o c\u01a1 b\u1ea3n g\u1ed3m c\u00f3 v\u1ecf, thi\u1ebft b\u1ecb \u0111\u00e0o v\u00e0 x\u00e2y.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u01b0\u1eddng t\u00e0u \u0111i\u1ec7n ng\u1ea7m s\u1ed1 1 v\u00e0 s\u1ed1 2 Th\u01b0\u1ee3ng H\u1ea3i \u0111\u1ec1u \u0111\u01b0\u1ee3c \u0111\u00e0o theo ph\u01b0\u01a1ng ph\u00e1p n\u00e0y. Khi thi c\u00f4ng thi\u1ebft b\u1ecb \u0111\u00e0o \u0111\u01b0\u1ee3c d\u00f9ng k\u00edch \u0111\u1ec3 l\u00e0m \u0111\u1ed9ng l\u1ef1c, v\u00e0nh l\u01b0\u1ee1i c\u1eaft ti\u1ebfp x\u00fac v\u1edbi \u0111\u1ea5t b\u00f9n, \u0111\u00f3 l\u00e0 m\u1ed9t dao c\u1eaft h\u00ecnh tam gi\u00e1c c\u00f3 l\u01b0\u1ee1i c\u1eaft r\u1ea5t s\u1eafc. Khi k\u00edch \u0111\u1ea9y v\u00e0nh l\u01b0\u1ee1i c\u1eaft ti\u1ebfn v\u00e0o th\u00ec l\u01b0\u1ee1i dao s\u1ebd c\u1eaft v\u00e0o l\u1edbp \u0111\u1ea5t b\u00f9n v\u00e0 h\u00ecnh th\u1ee9c c\u1eaft b\u00f9n gi\u1ed1ng nh\u01b0 c\u00e1i g\u1ecdt b\u00fat ch\u00ec v\u1eady. Khi kho\u1ea3ng c\u00e1ch ti\u1ebfn v\u00e0o \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ed9t m\u1ee9c \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh th\u00ec c\u1ea7n pitt\u00f4ng c\u1ee7a k\u00edch co l\u1ea1i, sau \u0111\u00f3 ti\u1ebfn h\u00e0nh x\u00e2y \u1ed1p. V\u1eadt li\u1ec7u d\u00f9ng \u0111\u1ec3 x\u00e2y \u1ed1p \u0111\u01b0\u1eddng h\u1ea7m khi \u0111\u00e0o xong, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 ta \u1ed1p g\u1ea1ch hoa ho\u1eb7c g\u1ea1ch men, khi l\u00e0m nh\u00e0. Tuy nhi\u00ean, \u1edf \u0111\u01b0\u1eddng 1,5 -2,0 m. Sau khi \u1ed1p xong, \u0111\u1ea7u sau c\u1ee7a k\u00edch l\u1ea1i \u0111\u1ee1 ph\u1ea7n \u0111\u00e3 \u1ed1p \u0111\u00f3, c\u00e1c l\u01b0\u1ee1i c\u1eaft l\u1ea1i ti\u1ebfp t\u1ee5c \u0111\u00e0o s\u00e2u v\u00e0o tu\u1ea7n t\u1ef1 v\u1eeba kho\u00e9t v\u1eeba x\u00e2y nh\u01b0 th\u1ebf d\u1ea7n d\u1ea7n h\u00ecnh th\u00e0nh m\u1ed9t \u0111\u01b0\u1eddng t\u00e0u \u0111i\u1ec7n ng\u1ea7m kh\u00e1 d\u00e0i.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kho\u00e1: \u0110\u01b0\u1eddng h\u1ea7n \u0111\u01b0\u1eddng s\u1eaft.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00e0u \u0111i\u1ec7n ng\u1ea7m hi\u1ec7n nay \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t ph\u01b0\u01a1ng ti\u1ec7n giao th\u00f4ng quan tr\u1ecdng c\u1ee7a th\u00e0nh ph\u1ed1, n\u00f3 \u0111\u00e3 l\u00e0m gi\u1ea3m nhi\u1ec1u t\u00ecnh tr\u1ea1ng giao th\u00f4ng chen ch\u00fac \u1edf tr\u00ean m\u1eb7t \u0111\u1ea5t, nhanh ch\u00f3ng v\u1eadn chuy\u1ec3n m\u1ed9t l\u01b0\u1ee3ng l\u1edbn h\u00e0nh kh\u00e1ch \u0111i \u0111\u1ebfn nh\u1eefng n\u01a1i kh\u00e1c nhau. \u1ede c\u00e1c th\u00e0nh ph\u1ed1 l\u1edbn hi\u1ec7n \u0111\u1ea1i, [&hellip;]<\/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":[15,16],"tags":[],"class_list":["post-8870","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-ky-thuat"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8870","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=8870"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/8870\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=8870"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=8870"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=8870"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}