Khu v\u1ef1c Manshett\u01a1 \u1edf New Y ork, M\u1ef9 nh\u00e0 cao ch\u1ecdc tr\u1eddi, xe c\u1ed9 n\u01b0\u1eddm n\u01b0\u1ee3p, d\u00f2ng ng\u01b0\u1eddi kh\u00f4ng d\u1ee9t. C\u00f3 h\u00f4m l\u00fac tan t\u1ea7m, m\u1ed9t nh\u00e0 n\u1eef kinh t\u1ebf h\u1ecdc v\u1eeba ra kh\u1ecfi nh\u00e0 l\u1ea7u b\u1ed7ng nhi\u00ean b\u1ecb m\u1ed9t lu\u1ed3ng gi\u00f3 m\u1ea1nh t\u1eeb ph\u00eda sau \u0111\u1ea9y ng\u00e3, \u0111\u1ea7u ch\u1ea3y m\u00e1u, g\u00e3y hai tay. T i\u1ec3u th\u01b0 n\u00e0y kh\u00f4ng xem \u0111\u00f3 l\u00e0 s\u1ef1 r\u1ee7i do ng\u1eabu nhi\u00ean. C\u00f4 nh\u1eadn th\u1ee9c r\u1eb1ng: \u201c\u0110\u00f3 l\u00e0 do gi\u00f3 l\u1ea7u cao g\u00e2y n\u00ean\u201d, ki\u1ebfn tr\u00fac s\u01b0 ph\u1ea3i l\u00e0 ng\u01b0\u1eddi ch\u1ecbu tr\u00e1ch nhi\u1ec7m v\u1ec1 vi\u1ec7c \u0111\u00f3. V\u00ec v\u1eady c\u00f4 \u0111\u00e3 ph\u00e1t \u0111\u01a1n ki\u1ec7n l\u00ean t\u00f2a v\u00e0 th\u1eafng ki\u1ec7n r\u1ea5t nhanh. T \u00f2a \u00e1n x\u1eed ki\u1ebfn tr\u00fac s\u01b0 ph\u1ea3i b\u1ed3i th\u01b0\u1eddng 6,5 tri\u1ec7u \u0111\u00f4la. Th\u1ef1c ra gi\u00fap c\u00f4 th\u1eafng ki\u1ec7n kh\u00f4ng ph\u1ea3i l\u00e0 lu\u1eadt s\u01b0 m\u00e0 l\u00e0 m\u00f4n kh\u00ed t\u01b0\u1ee3ng h\u1ecdc v\u00f9ng bi\u00ean m\u1edbi ra \u0111\u1eddi – gi\u00f3 c\u00f4ng tr\u00ecnh h\u1ecdc.<\/p>\n\n\n\n
Tr\u00ean th\u1ef1c t\u1ebf \u0111i\u1ec1u n\u00e0y ch\u1eb3ng c\u00f3 g\u00ec m\u1edbi m\u1ebb. \u1ede nh\u1eefng th\u00e0nh ph\u1ed1 san s\u00e1t nh\u00e0 cao ch\u1ecdc tr\u1eddi, khi gi\u00f3 nh\u00e0 cao ph\u00e1t sinh s\u1ebd l\u00e0m cho ng\u01b0\u1eddi b\u1ecb n\u1ea1n nhi\u1ec1u v\u00f4 k\u1ec3. V\u1eady lo\u1ea1i gi\u00f3 n\u00e0y \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n
Nh\u01b0 ta \u0111\u00e3 bi\u1ebft, d\u01b0\u1edbi \u00e1nh n\u1eafng M\u1eb7t T r\u1eddi kh\u00f4ng kh\u00ed n\u00f3ng l\u00ean v\u00e0 gi\u00e3n n\u1edf, l\u00e0m cho nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t kh\u00f4ng kh\u00ed kh\u00f4ng ng\u1eebng bi\u1ebfn \u0111\u1ed5i, nh\u01b0 v\u1eady s\u1ebd h\u00ecnh th\u00e0nh lu\u1ed3ng gi\u00f3. D\u00f2ng kh\u00ed v\u1eadn chuy\u1ec3n ng\u00e0y c\u00e0ng m\u1ea1nh th\u00ec s\u1ee9c gi\u00f3 c\u00e0ng l\u1edbn.<\/p>\n\n\n\n
Khoa h\u1ecdc \u0111\u00e3 ch\u1ee9ng minh r\u1eb1ng: ch\u1ea5t kh\u00ed ho\u1eb7c ch\u1ea5t l\u1ecfng ch\u1ea3y trong \u0111\u01b0\u1eddng \u1ed1ng, \u00e1p su\u1ea5t \u1edf ch\u1ed7 b\u1ecb thu nh\u1ecf l\u1ea1i l\u00e0m cho t\u1ed1c \u0111\u1ed9 t\u0103ng l\u00ean. Hi\u1ec7n t\u01b0\u1ee3ng n\u00e0y g\u1ecdi l\u00e0 \u201chi\u1ec7u \u1ee9ng \u1ed1ng th\u1eaft\u201d. Kinh nghi\u1ec7m cu\u1ed9c s\u1ed1ng cho ta bi\u1ebft, h\u00ecnh d\u1ea1ng c\u1ee7a v\u1eadt th\u1ec3 c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i h\u01b0\u1edbng c\u1ee7a t\u1ed1c \u0111\u1ed9 gi\u00f3 ch\u1ea1y qua n\u00f3. T \u1ee5c ng\u1eef c\u00f3 c\u00e2u \u201cCh\u1ed7 ph\u1ec5u gi\u00f3 to\u201d, nguy\u00ean l\u00fd ch\u00ednh l\u00e0 \u1edf \u0111\u00f3.<\/p>\n\n\n\n
N\u00f3i chung khi lu\u1ed3ng gi\u00f3 g\u1eb7p ph\u1ea3i c\u00e1c c\u00f4ng tr\u00ecnh ki\u1ebfn tr\u00fac ho\u1eb7c m\u1eb7t \u0111\u1ea5t ng\u0103n ch\u1eb7n th\u00ec t\u1ed1c \u0111\u1ed9 gi\u00f3 gi\u1ea3m xu\u1ed1ng, h\u01b0\u1edbng gi\u00f3 c\u0169ng thay \u0111\u1ed5i, ch\u1ed7 g\u1ea7n m\u1eb7t \u0111\u1ea5t th\u01b0\u1eddng s\u1ea3n sinh ra c\u00e1c lu\u1ed3ng kh\u00ed nhi\u1ec5u lo\u1ea1n v\u00e0 chen l\u1ea5n nhau. T rong th\u00e0nh ph\u1ed1 nh\u00e0 cao d\u00e0y \u0111\u1eb7c, d\u00f2ng kh\u00ed nhi\u1ec5u lo\u1ea1n n\u00e0y th\u01b0\u1eddng b\u1ed1c cao l\u00ean \u0111\u1ebfn 500 – 600 m, sau \u0111\u00f3 c\u00f3 th\u1ec3 n\u00f3 s\u1ebd chuy\u1ec3n \u0111\u1ed9ng tr\u1edf xu\u1ed1ng. Khi lu\u1ed3ng kh\u00f4ng kh\u00ed \u00f9a v\u00e0o l\u1ed1i h\u1eb9p gi\u1eefa hai nh\u00e0 l\u1ea7u s\u1ebd s\u1ea3n sinh ra \u201chi\u1ec7u \u1ee9ng \u1ed1ng th\u1eaft\u201d, sau \u0111\u00f3 tr\u00e0n xu\u1ed1ng t\u1ea7ng h\u1ea7m nh\u00e0 l\u1ea7u, \u0111i men theo khe h\u1edf gi\u1eefa c\u00e1c c\u00f4ng tr\u00ecnh, c\u00e1c ng\u00f5 h\u1ebbm, \u0111\u1ebfn ch\u1ed7 g\u1eadp quanh lu\u1ed3ng gi\u00f3 chuy\u1ec3n th\u00e0nh xo\u00e1y, l\u1ef1c gi\u00f3 b\u1ed7ng nhi\u00ean t\u0103ng m\u1ea1nh. N\u1ebfu g\u1eb7p ch\u1ed7 quanh tr\u0169ng xu\u1ed1ng c\u00f3 th\u1ec3 bi\u1ebfn th\u00e0nh t\u1ed1c \u0111\u1ed9 gi\u00f3 tuy nh\u1ecf nh\u01b0ng \u00e1p su\u1ea5t tr\u00ean m\u1eb7t \u0111\u1ea5t m\u1ea1nh nh\u01b0 gi\u00f3 b\u00e3o. N\u00f3 kh\u00f4ng nh\u1eefng \u0111\u1ea9y ng\u00e3 ng\u01b0\u1eddi m\u00e0 c\u00f2n c\u00f3 th\u1ec3 l\u1eadt \u0111\u1ed5 xe, x\u00f4 s\u1eadp c\u00f4ng tr\u00ecnh.<\/p>\n\n\n\n
Mu\u1ed1n ch\u1ebf ng\u1ef1 lu\u1ed3ng gi\u00f3 n\u00e0y ph\u1ea3i nh\u1edd \u0111\u1ebfn c\u00e1c chuy\u00ean gia<\/a> c\u00f4ng tr\u00ecnh v\u1ec1 gi\u00f3. Sau khi thi\u1ebft k\u1ebf<\/a> s\u01a1 b\u1ed9 c\u00e1c c\u00f4ng tr\u00ecnh ki\u1ebfn tr\u00fac, ph\u1ea3i l\u00e0m m\u00f4 h\u00ecnh gi\u1eefa c\u00f4ng tr\u00ecnh n\u00e0y v\u1edbi c\u00e1c c\u00f4ng tr\u00ecnh chung quanh, \u0111\u1eb7t sa b\u00e0n v\u00e0o ch\u1ed7 hi\u1ec7u \u1ee9ng m\u1eb7t \u0111\u1ea5t c\u1ee7a c\u00f4ng tr\u00ecnh, t\u1ea1o gi\u00f3 th\u1ed5i, d\u1ef1 b\u00e1o \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 gi\u00f3 v\u00e0 \u1edf \u0111\u00e2u lu\u1ed3ng gi\u00f3 m\u1ea1nh nh\u1ea5t \u0111\u1ec3 s\u1eeda \u0111\u1ed5i thi\u1ebft k\u1ebf<\/a> ho\u1eb7c \u0111\u1eb7t th\u00eam nh\u1eefng thi\u1ebft b\u1ecb kh\u1eed gi\u00f3 \u1edf nh\u1eefng ch\u1ed7 th\u00edch h\u1ee3p ho\u1eb7c t\u0103ng th\u00eam c\u1ef1 ly gi\u1eefa c\u00e1c ng\u00f4i nh\u00e0 nh\u1eb1m gi\u1ea3m th\u1ea5p hi\u1ec7u \u1ee9ng \u1ed1ng th\u1eaft.<\/p>\n\n\n\n T \u1eeb kho\u00e1: Gi\u00f3 nh\u00e0 cao; Hi\u1ec7u \u1ee9ng \u1ed1ng th\u1eaft; Gi\u00f3 c\u00f4ng tr\u00ecnh h\u1ecdc.<\/p>\n","protected":false},"excerpt":{"rendered":" Khu v\u1ef1c Manshett\u01a1 \u1edf New Y ork, M\u1ef9 nh\u00e0 cao ch\u1ecdc tr\u1eddi, xe c\u1ed9 n\u01b0\u1eddm n\u01b0\u1ee3p, d\u00f2ng ng\u01b0\u1eddi kh\u00f4ng d\u1ee9t. C\u00f3 h\u00f4m l\u00fac tan t\u1ea7m, m\u1ed9t nh\u00e0 n\u1eef kinh t\u1ebf h\u1ecdc v\u1eeba ra kh\u1ecfi nh\u00e0 l\u1ea7u b\u1ed7ng nhi\u00ean b\u1ecb m\u1ed9t lu\u1ed3ng gi\u00f3 m\u1ea1nh t\u1eeb ph\u00eda sau \u0111\u1ea9y ng\u00e3, \u0111\u1ea7u ch\u1ea3y m\u00e1u, g\u00e3y hai tay. T […]<\/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":[15,19],"tags":[],"class_list":["post-9967","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc","category-tu-nhien"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9967","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=9967"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9967\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9967"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9967"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9967"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}