{"id":9067,"date":"2021-11-21T15:46:42","date_gmt":"2021-11-21T08:46:42","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=9067"},"modified":"2021-11-21T17:15:27","modified_gmt":"2021-11-21T10:15:27","slug":"9067","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/9067\/","title":{"rendered":"T\u1ea1i sao trong t\u01b0\u1eddng g\u1ea1ch c\u00f2n ph\u1ea3i x\u00e2y c\u1ed9t b\u1eb1ng b\u00eat\u00f4ng c\u1ed1t th\u00e9p?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Tr\u00ean c\u00f4ng tr\u01b0\u1eddng thi c\u00f4ng x\u00e2y d\u1ef1ng nh\u00e0 \u1edf, c\u00f3 th\u1ec3 th\u1ea5y khi x\u00e2y t\u01b0\u1eddng g\u1ea1ch, ng\u01b0\u1eddi ta th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i m\u1ed9t r\u00e3nh vu\u00f4ng th\u1eb3ng \u0111\u1ee9ng, sau \u0111\u00f3 \u0111\u1eb7t l\u01b0\u1edbi c\u1ed1t th\u00e9p v\u00e0o, d\u1ef1ng c\u1ed1p pha r\u1ed3i \u0111\u1ed5 b\u00eat\u00f4ng, tr\u1edf th\u00e0nh m\u1ed9t c\u1ed9t b\u00eat\u00f4ng c\u1ed1t th\u00e9p. Tuy nhi\u00ean, tr\u00ean lo\u1ea1i c\u1ed9t n\u00e0y kh\u00f4ng c\u00f3 d\u1ea7m r\u1ea5t l\u1edbn, s\u00e0n t\u1ea7ng nh\u00e0 \u0111\u1eb7t tr\u1ef1c ti\u1ebfp l\u00ean t\u01b0\u1eddng, xem ra c\u1ed9t kh\u00f4ng ch\u1ecbu t\u1ea3i tr\u1ecdng n\u00e0o. K\u1ef3 th\u1ef1c, lo\u1ea1i c\u1ed9t n\u00e0y c\u00f3 t\u00ean g\u1ecdi l\u00e0 &#8220;c\u1ed9t c\u1ea5u t\u1ea1o&#8221;. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed \u1edf b\u1ed1n g\u00f3c c\u1ee7a nh\u00e0 \u1edf v\u00e0 g\u00f3c t\u01b0\u1eddng c\u1ee7a ph\u1ea7n nh\u00f4 ra, c\u0169ng nh\u01b0 \u1edf ch\u1ed7 ti\u1ebfp gi\u00e1p c\u1ee7a c\u00e1c b\u1ee9c t\u01b0\u1eddng c\u00e1ch nhau m\u1ed9t gian nh\u00e0. Chi\u1ec1u cao c\u1ee7a n\u00f3 b\u1eaft \u0111\u1ea7u t\u1eeb m\u00f3ng l\u00ean \u0111\u1ebfn m\u00e1i nh\u00e0. T\u00e1c d\u1ee5ng c\u1ee7a c\u1ed9t c\u1ea5u t\u1ea1o ch\u1ec9 l\u00e0 \u0111\u1ec3 ch\u1ed1ng \u0111\u1ed9ng \u0111\u1ea5t, n\u00ean c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8220;c\u1ed9t ch\u1ed1ng \u0111\u1ed9ng \u0111\u1ea5t&#8221;.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1eady t\u1ea1i sao c\u1ed9t c\u1ea5u t\u1ea1o c\u00f3 th\u1ec3 ch\u1ed1ng \u0111\u01b0\u1ee3c \u0111\u1ed9ng \u0111\u1ea5t? Nguy\u00ean do l\u00e0 t\u01b0\u1eddng g\u1ea1ch x\u00e2y b\u1eb1ng t\u1eebng vi\u00ean, t\u1eebng vi\u00ean nh\u1ecf, v\u1ec1 m\u1eb7t ki\u1ebfn tr\u00fac m\u00e0 n\u00f3i th\u00ec \u0111\u1ed9 v\u1eefng ch\u1eafc to\u00e0n kh\u1ed1i c\u1ee7a n\u00f3 kh\u00f4ng \u0111\u01b0\u1ee3c kho\u1ebb l\u1eafm, th\u00eam c\u1ed9t v\u00e0o s\u1ebd l\u00e0m t\u0103ng t\u00ednh n\u0103ng \u0111\u00f3 c\u1ee7a t\u01b0\u1eddng, b\u00f9 v\u00e0o s\u1ef1 b\u1ea5t c\u1eadp c\u1ee7a t\u01b0\u1eddng g\u1ea1ch. \u1ede b\u00ean d\u01b0\u1edbi c\u00e1c s\u00e0n t\u1ea7ng l\u1ea7u c\u0169ng c\u00f3 m\u1ed9t d\u1ea7m b\u00eat\u00f4ng c\u1ed1t th\u00e9p \u0111\u1eb7t n\u1eb1m ngang, \u0111\u1ed9 to nh\u1ecf c\u1ee7a n\u00f3 c\u0169ng gi\u1ed1ng nh\u01b0 c\u1ed9t c\u1ea5u t\u1ea1o. B\u00e2y gi\u1edd ch\u00fang ta c\u00f3 th\u1ec3 th\u1eed t\u01b0\u1edfng t\u01b0\u1ee3ng xem, n\u1ebfu d\u1ee1 b\u1ecf t\u1ea5t c\u1ea3 c\u00e1c t\u01b0\u1eddng g\u1ea1ch, c\u00e1i c\u00f2n l\u1ea1i s\u1ebd l\u00e0 c\u00e1c c\u1ed9t c\u1ea5u t\u1ea1o th\u1eb3ng \u0111\u1ee9ng v\u00e0 c\u00e1c d\u1ea7m ngang, ch\u00fang h\u1ee3p th\u00e0nh m\u1ed9t c\u00e1i &#8220;l\u1ed3ng&#8221; b\u00ea t\u00f4ng c\u1ed1t th\u00e9p to l\u1edbn, h\u1ebft s\u1ee9c v\u1eefng ch\u1eafc, n\u1ebfu ch\u00fang k\u1ebft h\u1ee3p ch\u1eb7t ch\u1ebd v\u1edbi t\u01b0\u1eddng, th\u00ec c\u00f3 th\u1ec3 ch\u1ed1ng \u0111\u1ed9ng \u0111\u1ea5t r\u1ea5t c\u00f3 hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u01b0\u01a1ng nhi\u00ean, ngo\u00e0i ki\u1ebfn tr\u00fac nh\u00e0 \u1edf ra, b\u1ea5t c\u1ee9 nh\u1eefng b\u1ee9c t\u01b0\u1eddng n\u00e0o ch\u1ecbu t\u1ea3i tr\u1ecdng m\u00e0 x\u00e2y d\u1ef1ng b\u1eb1ng g\u1ea1ch \u0111\u00e1 ho\u1eb7c g\u1ea1ch b\u00eat\u00f4ng, \u0111\u1ec1u ph\u1ea3i l\u00e0m c\u1ed9t c\u1ea5u t\u1ea1o, nh\u01b0 v\u1eady m\u1edbi th\u1eadt l\u00e0 h\u1ebft s\u1ee9c v\u1eefng ch\u1eafc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a: C\u1ed9t b\u00ea t\u00f4ng; C\u1ed9t ch\u1ed1ng \u0111\u1ed9ng \u0111\u1ea5t.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tr\u00ean c\u00f4ng tr\u01b0\u1eddng thi c\u00f4ng x\u00e2y d\u1ef1ng nh\u00e0 \u1edf, c\u00f3 th\u1ec3 th\u1ea5y khi x\u00e2y t\u01b0\u1eddng g\u1ea1ch, ng\u01b0\u1eddi ta th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i m\u1ed9t r\u00e3nh vu\u00f4ng th\u1eb3ng \u0111\u1ee9ng, sau \u0111\u00f3 \u0111\u1eb7t l\u01b0\u1edbi c\u1ed1t th\u00e9p v\u00e0o, d\u1ef1ng c\u1ed1p pha r\u1ed3i \u0111\u1ed5 b\u00eat\u00f4ng, tr\u1edf th\u00e0nh m\u1ed9t c\u1ed9t b\u00eat\u00f4ng c\u1ed1t th\u00e9p. Tuy nhi\u00ean, tr\u00ean lo\u1ea1i c\u1ed9t n\u00e0y kh\u00f4ng c\u00f3 d\u1ea7m [&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-9067","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\/9067","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=9067"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9067\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9067"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9067"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9067"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}