{"id":1012,"date":"2021-02-03T12:08:00","date_gmt":"2021-02-03T05:08:00","guid":{"rendered":"https:\/\/khoahocthethao.vn\/?page_id=1012"},"modified":"2021-11-17T08:40:59","modified_gmt":"2021-11-17T01:40:59","slug":"boi","status":"publish","type":"page","link":"https:\/\/khoahocthethao.vn\/index.php\/boi\/","title":{"rendered":"B\u01a1i"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1012\" class=\"elementor elementor-1012\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-ee9a74d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"ee9a74d\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-b615da7\" data-id=\"b615da7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3d77b8c elementor-widget elementor-widget-heading\" data-id=\"3d77b8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">K\u0129 thu\u1eadt b\u01a1i tr\u01b0\u1eddn s\u1ea5p -b\u01a1i s\u1ea3i<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8a14a93 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8a14a93\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-c7a60c2\" data-id=\"c7a60c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ea1a574 elementor-widget elementor-widget-html\" data-id=\"ea1a574\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<iframe title=\"Female Swimming Classic Style Animation\" frameborder=\"0\" allowfullscreen mozallowfullscreen=\"true\" webkitallowfullscreen=\"true\" allow=\"fullscreen; autoplay; vr\" xr-spatial-tracking execution-while-out-of-viewport execution-while-not-rendered web-share width=\"800\" height=\"600\" src=\"https:\/\/sketchfab.com\/models\/ce2f035afd7c43009e15fe18c5677721\/embed?autospin=1&autostart=1&ui_theme=dark\"> <\/iframe>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-c79accc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c79accc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-2d91b82\" data-id=\"2d91b82\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6f5b690 elementor-widget elementor-widget-text-editor\" data-id=\"6f5b690\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 id=\"1-tu-the-than-nguoi\">1. T\u01b0 th\u1ebf th\u00e2n ng\u01b0\u1eddi.<\/h4><p>&#8211; B\u1ea1n c\u1ea7n gi\u1eef th\u00e2n ng\u01b0\u1eddi ngang b\u1eb1ng v\u00e0 t\u1ea1o h\u00ecnh d\u00e1ng l\u01b0\u1edbt tr\u00ean m\u1eb7t n\u01b0\u1edbc sao cho th\u00e2n ng\u01b0\u1eddi t\u1ea1o v\u1edbi m\u1eb7t n\u01b0\u1edbc 1 g\u00f3c kho\u1ea3ng t\u1eeb 3 \u0111\u1ebfn 5 \u0111\u1ed9.<\/p><p>&#8211; \u0110\u1ea7u c\u00fai xu\u1ed1ng t\u1ef1 nhi\u00ean, m\u1eaft nh\u00ecn ch\u1ebfch v\u1ec1 ph\u00eda tr\u01b0\u1edbc, nh\u00f4 1\/3 \u0111\u1ea7u l\u00ean kh\u1ecfi m\u1eb7t n\u01b0\u1edbc v\u00e0 hai ch\u00e2n c\u00f3 th\u1ec3 \u0111\u1ec3 ch\u00ecm h\u01a1n m\u1ed9t ch\u00fat.<\/p><p>&#8211; Th\u00e2n ng\u01b0\u1eddi chuy\u1ec3n \u0111\u1ed9ng t\u1ef1 nhi\u00ean d\u1ecdc c\u01a1 th\u1ec3 khi b\u01a1i, ph\u1ed1i h\u1ee3p nh\u1ecbp nh\u00e0ng v\u1edbi \u0111\u1ed9ng t\u00e1c tay ch\u00e2n trong ph\u1ea1m vi quay quanh tr\u1ee5c d\u1ecdc c\u01a1 th\u1ec3 35-45 \u0111\u1ed9.<\/p><h4 id=\"2-ky-thuat-dong-tac-chan\">2. K\u1ef9 thu\u1eadt \u0111\u1ed9ng t\u00e1c ch\u00e2n.<\/h4><p>Trong k\u1ef9 thu\u1eadt b\u01a1i tr\u01b0\u1eddn s\u1ea5p, c\u00e1c \u0111\u1ed9ng t\u00e1c ch\u00e2n \u0111\u00f3ng vai tr\u00f2 r\u1ea5t quan tr\u1ecdng gi\u00fap duy tr\u00ec th\u0103ng b\u1eb1ng v\u00e0 t\u1ea1o \u0111\u1ed9 n\u1ed5i cho ch\u00e2n nh\u1eb1m gi\u1ea3m l\u1ef1c c\u1ea3n, t\u1ea1o s\u1ef1 ph\u1ed1i h\u1ee3p nh\u1ecbp nh\u00e0ng c\u1ee7a \u0111\u00f4i ch\u00e2n v\u1edbi qu\u1ea1t tay. K\u1ef9 thu\u1eadt cho c\u00e1c \u0111\u1ed9ng t\u00e1c ch\u00e2n c\u1ee7a b\u01a1i tr\u01b0\u1eddn s\u1ea5p \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u01b0 sau:<\/p><p>&#8211; \u0110\u1ed9ng t\u00e1c ch\u00e2n khi b\u01a1i tr\u01b0\u1eddn s\u1ea5p ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nh\u1ecbp nh\u00e0ng, lu\u00e2n phi\u00ean v\u00e0 li\u00ean t\u1ee5c.<\/p><p>&#8211; Nh\u00f3m c\u01a1 \u0111\u00f9i s\u1ebd \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng t\u00e1c \u0111\u1eadp ch\u00e2n l\u00ean xu\u1ed1ng v\u00e0 l\u1ef1c s\u1ebd ph\u00e1t ra ch\u1ee7 y\u1ebfu t\u1eeb mu b\u00e0n ch\u00e2n.<\/p><p>&#8211; C\u1ed5 ch\u00e2n ph\u1ea3i th\u1ea3 l\u1ecfng nh\u1eb1m tr\u00e1nh b\u1ecb c\u0103ng c\u1ee9ng l\u00e0m cho m\u1ecfi c\u01a1.<\/p><p>&#8211; Kho\u1ea3ng c\u00e1ch chuy\u1ec3n \u0111\u1ed9ng gi\u1eef 2 b\u00e0n ch\u00e2n kho\u1ea3ng 45cm. Kho\u1ea3ng c\u00e1ch n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o ngo\u1ea1i h\u00ecnh c\u01a1 th\u1ec3 c\u1ee7a m\u1ed7i ng\u01b0\u1eddi.<\/p><p><img decoding=\"async\" src=\"https:\/\/www.thethaothientruong.vn\/uploads\/2019\/ky-thuat-chan-boi-truon-sap.gif\" alt=\"K\u1ef9 thu\u1eadt ch\u00e2n b\u01a1i tr\u01b0\u1eddn s\u1ea5p\" \/><\/p><p>K\u1ef9 thu\u1eadt ch\u00e2n b\u01a1i tr\u01b0\u1eddn s\u1ea5p<\/p><h4 id=\"3-ky-thuat-dong-tac-tay\">3. K\u1ef9 thu\u1eadt \u0111\u1ed9ng t\u00e1c tay.<\/h4><p>Th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c tay chu\u1ea9n x\u00e1c l\u00e0 m\u1ed9t trong nh\u1eefng k\u1ef9 thu\u1eadt b\u01a1i tr\u01b0\u1eddn s\u1ea5p b\u1ea1n c\u1ea7n n\u1eafm ch\u1eafc. Khi b\u01a1i tr\u01b0\u1eddn s\u1ea5p, k\u1ef9 thu\u1eadt tay \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf 2 giai \u0111o\u1ea1n c\u1ee5 th\u1ec3 nh\u01b0 sau:<\/p><p>&#8211; Giai \u0111o\u1ea1n pha hi\u1ec7u l\u1ef1c, nh\u1eb1m t\u1ea1o l\u1ef1c \u0111\u1ea9y lao v\u1ec1 ph\u00eda tr\u01b0\u1edbc:<\/p><p>+ B\u1ea1n \u0111\u1ec3 c\u00e1c ng\u00f3n tay ch\u1ea1m n\u01b0\u1edbc \u0111\u1ea7u ti\u00ean, kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u1ec3 khu\u1ef7u tay ch\u1ea1m n\u01b0\u1edbc tr\u01b0\u1edbc.<\/p><p>+ Khi v\u00e0o n\u01b0\u1edbc th\u00ec b\u1ea1n th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c t\u1ef3 n\u01b0\u1edbc b\u1eb1ng c\u00e1ch v\u01b0\u01a1n d\u00e0i v\u00e0 th\u1eb3ng c\u00e1nh tay v\u1ec1 ph\u00eda tr\u01b0\u1edbc. B\u1ea3 vai th\u1ea3 l\u1ecfng \u0111\u1ea9y v\u1ec1 ph\u00eda tr\u01b0\u1edbc theo c\u00e1nh tay. Khi th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c n\u00e0y, ng\u01b0\u1eddi s\u1ebd h\u01a1i nghi\u00eang v\u1ec1 b\u00ean tay b\u1ea1n \u0111ang th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c t\u1ef3 n\u01b0\u1edbc.<\/p><p>+ K\u00e9o n\u01b0\u1edbc v\u00e0 \u0111\u1ea9y n\u01b0\u1edbc b\u1eb1ng c\u00e1ch g\u1eadp nh\u1eb9 khu\u1ef7u tay, k\u00e9o n\u01b0\u1edbc theo h\u00ecnh ch\u1eef S, h\u01b0\u1edbng th\u1eb3ng b\u00e0n tay ra sau. Do l\u1ef1c ph\u00e1t ra t\u1eeb b\u00e0n tay n\u00ean b\u1ea1n c\u1ea7n ch\u00fa \u00fd kh\u00f4ng \u0111\u01b0\u1ee3c th\u1ea3 l\u1ecfng c\u1ed5 tay. \u0110\u1ed3ng th\u1eddi b\u00e0n tay d\u1eabn khu\u1ef7u tay theo sau, \u0111\u1ec3 c\u00e1nh tay du\u1ed7i th\u1eb3ng theo th\u00e2n ng\u01b0\u1eddi l\u00e0 k\u1ebft th\u00fac pha \u0111\u1ea9y n\u01b0\u1edbc.<\/p><p>&#8211; Giai \u0111o\u1ea1n pha tr\u1ea3 tay ra tr\u01b0\u1edbc (vung tay tr\u00ean kh\u00f4ng). Sau khi k\u1ebft th\u00fac \u0111\u1ed9ng t\u00e1c \u0111\u1ea9y n\u01b0\u1edbc, b\u1ea1n c\u1ea7n du\u1ed7i th\u1eb3ng c\u00e1nh tay d\u1ecdc th\u00e2n ng\u01b0\u1eddi v\u00e0 b\u00ean h\u00f4ng. L\u00fac b\u1ea1n b\u1ea1n c\u1ea7n th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c r\u00fat tay v\u1ec1 b\u1eb1ng c\u00e1ch sau \u0111\u00e2y:<\/p><p>+ Th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c g\u1eadp khu\u1ef7u tay v\u00e0 nh\u1ea5c cao l\u00ean. B\u00e0n tay t\u1ef1 \u0111\u1ed9ng \u0111i theo sau.<\/p><p>+ C\u1ed1 g\u1eafng nh\u1ea5c b\u1ea3 vai l\u00ean \u0111\u1ec3 b\u00e0n tay kh\u00f4ng ch\u1ea1m n\u01b0\u1edbc. Vai kh\u00f4ng \u0111\u01b0\u1ee3c g\u1ed3ng l\u00ean, c\u1ed1 g\u1eafng th\u1ea3 l\u1ecfng, linh ho\u1ea1t.<\/p><p>+ Khi b\u00e0n tay \u0111\u1ebfn ngang vai, b\u1ea1n th\u1ef1c hi\u1ec7n \u0111\u1ed9ng t\u00e1c v\u00e0o n\u01b0\u1edbc nh\u01b0 ban \u0111\u1ea7u.<\/p><p><img decoding=\"async\" src=\"https:\/\/www.thethaothientruong.vn\/uploads\/2019\/ky-thuat-tay-cua-boi-truon-sap.gif\" alt=\"K\u1ef9 thu\u1eadt tay c\u1ee7a b\u01a1i tr\u01b0\u1eddn s\u1ea5p\" \/><\/p><p>K\u1ef9 thu\u1eadt tay c\u1ee7a b\u01a1i tr\u01b0\u1eddn s\u1ea5p<\/p><h4 id=\"4-ky-thuat-tho-chuan\">4. K\u1ef9 thu\u1eadt th\u1edf chu\u1ea9n.<\/h4><p>Th\u1edf \u0111\u00fang c\u00e1ch khi d\u01b0\u1edbi n\u01b0\u1edbc l\u00e0 k\u1ef9 thu\u1eadt b\u01a1i tr\u01b0\u1eddn s\u1ea5p r\u1ea5t quan tr\u1ecdng. Khi b\u1eaft \u0111\u1ea7u th\u1ef1c hi\u1ec7n ki\u1ec3u b\u01a1i tr\u01b0\u1eddn s\u1ea5p, b\u1ea1n c\u1ea7n nh\u1edb k\u1ef9 thu\u1eadt th\u1edf nh\u01b0 sau:<\/p><p>&#8211; Khi th\u1edf b\u1ea1n s\u1ebd xoay ngang \u0111\u1ea7u, hi\u1ec3u \u0111\u01a1n gi\u1ea3n l\u00e0 xoay \u0111\u1ea7u ra sau.<\/p><p>&#8211; B\u1ea1n l\u01b0u \u00fd \u0111\u1ea7u kh\u00f4ng \u0111\u01b0\u1ee3c nh\u1ea5c l\u00ean kh\u1ecfi m\u1eb7t n\u01b0\u1edbc, c\u1eb1m h\u1ea5t l\u00ean cao \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o kh\u00f4ng b\u1ecb s\u1eb7c khi th\u1edf.<\/p><p>&#8211; L\u1ea5y h\u01a1i trong kho\u1ea3ng 1 gi\u00e2y khi th\u1ef1c hi\u1ec7n pha \u0111\u01b0a tay v\u1ec1 ph\u00eda tr\u01b0\u1edbc.<\/p><p>&#8211; Sau \u0111\u00f3, gi\u1eef h\u01a1i trong 2 nh\u1ecbp qu\u1ea1t tay v\u00e0 \u0111\u1ebfn nh\u1ecbp th\u1ee9 3 th\u00ec th\u1edf ra c\u00f9ng l\u00fac v\u1edbi \u0111\u1ed9ng t\u00e1c k\u00e9o v\u00e0 \u0111\u1ea9y n\u01b0\u1edbc.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5186ed2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5186ed2\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d4b7d96\" data-id=\"d4b7d96\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bf1f0e7 elementor-widget elementor-widget-html\" data-id=\"bf1f0e7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<html>\n\n<h1>Test chuyen dinh dang<\/h1>\n\n\n\n<h2 id=\"a\">A<\/h2>\n<button onclick=\"displayResult()\">change text<\/button>\n<script>\n    function displayResult(){\n        document.getElementById(\"a\").innerHTML=\"B\";}\n<\/script>\n\n<\/html>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>K\u0129 thu\u1eadt b\u01a1i tr\u01b0\u1eddn s\u1ea5p -b\u01a1i s\u1ea3i 1. T\u01b0 th\u1ebf th\u00e2n ng\u01b0\u1eddi. &#8211; B\u1ea1n c\u1ea7n gi\u1eef th\u00e2n ng\u01b0\u1eddi ngang b\u1eb1ng v\u00e0 t\u1ea1o h\u00ecnh d\u00e1ng l\u01b0\u1edbt tr\u00ean m\u1eb7t n\u01b0\u1edbc sao cho th\u00e2n ng\u01b0\u1eddi t\u1ea1o v\u1edbi m\u1eb7t n\u01b0\u1edbc 1 g\u00f3c kho\u1ea3ng t\u1eeb&hellip;&nbsp;<a href=\"https:\/\/khoahocthethao.vn\/index.php\/boi\/\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"wprm-recipe-roundup-name":"","wprm-recipe-roundup-description":"","footnotes":""},"class_list":["post-1012","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/pages\/1012","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/comments?post=1012"}],"version-history":[{"count":34,"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/pages\/1012\/revisions"}],"predecessor-version":[{"id":3023,"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/pages\/1012\/revisions\/3023"}],"wp:attachment":[{"href":"https:\/\/khoahocthethao.vn\/index.php\/wp-json\/wp\/v2\/media?parent=1012"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}