{"id":15117,"date":"2021-11-27T17:28:57","date_gmt":"2021-11-27T10:28:57","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15117"},"modified":"2021-11-27T17:28:58","modified_gmt":"2021-11-27T10:28:58","slug":"bo-dai-luc-la-gi","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/bo-dai-luc-la-gi\/","title":{"rendered":"B\u1edd \u0111\u1ea1i l\u1ee5c l\u00e0 g\u00ec?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 7 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">B\u00e3i n\u00f4ng l\u1ee5c \u0111\u1ecba (th\u1ec1m l\u1ee5c \u0111\u1ecba) l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn c\u1ee7a l\u1ee5c \u0111\u1ecba l\u1ea5n ra bi\u1ec3n, nh\u01b0ng b\u1edd \u0111\u1ea1i l\u1ee5c l\u1ea1i \u1edf ch\u1ed7 n\u00e0o?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u01b0\u1eddn d\u1ed1c c\u1ee7a ti\u1ec1n duy\u00ean th\u1ec1m l\u1ee5c \u0111\u1ecba g\u1ecdi l\u00e0 d\u1ed1c \u0111\u1ea1i l\u1ee5c, n\u00f3 l\u00e0 b\u1edd \u0111\u1ea1i l\u1ee5c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ecf tr\u00e1i \u0111\u1ea5t chia ra hai lo\u1ea1i: v\u1ecf tr\u00e1i \u0111\u1ea5t mang t\u00ednh \u0111\u1ea1i l\u1ee5c v\u00e0 v\u1ecf tr\u00e1i \u0111\u1ea5t mang t\u00ednh bi\u1ec3n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chi\u1ec1u d\u00e0y b\u00ecnh qu\u00e2n c\u1ee7a v\u1ecf tr\u00e1i \u0111\u1ea5t mang t\u00ednh \u0111\u1ea1i l\u1ee5c l\u00e0 33km, c\u00f2n v\u1ecf tr\u00e1i \u0111\u1ea5t mang t\u00ednh bi\u1ec3n ch\u1ec9 d\u00e0y 6km.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ed1c \u0111\u1ea1i l\u1ee5c \u0111ang \u1edf v\u1ecf tr\u00e1i \u0111\u1ea5t mang t\u00ednh \u0111\u1ea1i l\u1ee5c \u0111\u1ed9t ng\u1ed9t b\u1ecb m\u1ecfng \u0111i chuy\u1ec3n th\u00e0nh \u201cch\u1ed7 giao ti\u1ebfp\u201d c\u1ee7a v\u1ecf tr\u00e1i \u0111\u1ea5t mang t\u00ednh bi\u1ec3n, c\u0169ng l\u00e0 d\u1ea3i \u0111\u1ea5t m\u1ecfng manh nh\u1ea5t d\u1ec5 b\u1ecb n\u1ee9t v\u1ee1, v\u1eb7n kh\u00fac. Cho n\u00ean, d\u1ed1c \u0111\u1ea1i l\u1ee5c l\u00e0 d\u1ea3i \u0111\u1ea5t c\u00f3 n\u00fai l\u1eeda v\u00e0 \u0111\u1ed9ng \u0111\u1ea5t nhi\u1ec1u, n\u00f3 t\u1ef1a nh\u01b0 ch\u1ed7 n\u1ed1i ti\u1ebfp hai v\u1eadt th\u1ec3 t\u00ednh ch\u1ea5t kh\u00e1c nhau (d\u00e0y m\u1ecfng, c\u1ee9ng m\u1ec1m) r\u1ea5t d\u1ec5 b\u1ecb n\u1ee9t v\u1ee1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 d\u1ed1c c\u1ee7a d\u1ed1c \u0111\u1ea1i l\u1ee5c r\u1ea5t l\u1edbn, khi d\u1ed1c d\u00e0i 1000m h\u1ea1 th\u1ea5p 300m, m\u1ee9c h\u1ea1 th\u1ea5p nh\u1ea5t t\u1edbi 800m. \u0110\u1ed9 s\u00e2u c\u1ee7a \u0111\u1ec9nh d\u1ed1c \u0111\u1ea1i l\u1ee5c kho\u1ea3ng 200m, \u0111\u1ed9 s\u00e2u b\u1edd tr\u01b0\u1edbc: 1300-3500m, b\u00ecnh qu\u00e2n r\u1ed9ng 50km, r\u1ed9ng nh\u1ea5t c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 100km.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u1ed1c \u0111\u1ea1i l\u1ee5c \u1edf v\u00e0o \u201cch\u1ed7 giao ti\u1ebfp\u201d c\u1ee7a hai lo\u1ea1i v\u1ecf tr\u00e1i \u0111\u1ea5t, d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a n\u00fai l\u1eeda v\u00e0 \u0111\u1ed9ng \u0111\u1ea5t, d\u1ed1c c\u00f3 nhi\u1ec1u ch\u1ed7 b\u1ecb n\u1ee9t, t\u1ea1o ra khe s\u00e2u h\u1eb9p, gi\u1ed1ng nh\u01b0 c\u00e1i khe s\u00e2u h\u1eb9p b\u1ecb d\u00f2ng s\u00f4ng tr\u00ean \u0111\u1ea1i l\u1ee5c c\u1eaft \u0111\u1ee9t v\u1eady, nh\u01b0ng khe s\u00e2u h\u1eb9p \u1edf \u0111\u00e1y bi\u1ec3n s\u00e2u h\u01a1n v\u00e0 d\u1ed1c h\u01a1n lo\u1ea1i khe n\u00e0y \u1edf tr\u00ean l\u1ee5c \u0111\u1ecba. Ph\u1ea7n l\u1edbn khe s\u00e2u h\u1eb9p \u1edf \u0111\u00e1y bi\u1ec3n h\u01b0\u1edbng v\u1ec1 ph\u00eda tr\u00ean c\u00f3 th\u1ec3 k\u00e9o d\u00e0i t\u1edbi b\u00e3i n\u00f4ng l\u1ee5c \u0111\u1ecba (th\u1ec1m l\u1ee5c \u0111\u1ecba), c\u00f2n h\u01b0\u1edbng v\u1ec1 ph\u00eda d\u01b0\u1edbi t\u1edbi t\u1eadn \u0111\u00e1y \u0111\u1ea1i d\u01b0\u01a1ng m\u1edbi h\u1ebft, qui m\u00f4 kh\u00e1 r\u1ed9ng; c\u00f3 m\u1ed9t s\u1ed1 \u00edt khe s\u00e2u h\u1eb9p n\u1ed1i li\u1ec1n v\u1edbi s\u00f4ng tr\u00ean l\u1ee5c \u0111\u1ecba.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chi\u1ec1u d\u00e0y t\u00edch t\u1ee5 c\u1ee7a d\u1ed1c \u0111\u1ea1i l\u1ee5c kh\u00e1 l\u1edbn, c\u00f3 t\u01b0\u01a1ng lai v\u1ec1 d\u1ea7u kh\u00ed, c\u00f2n c\u00f3 c\u00e1c kho\u00e1ng s\u1ea3n nh\u01b0 qu\u1eb7ng mangan (Mn), qu\u1eb7ng phosphat\u2026 \u1ede d\u1ea3i \u0111\u1ea5t d\u1ed1c \u0111\u1ea1i l\u1ee5c, n\u01b0\u1edbc bi\u1ec3n th\u01b0\u1eddng d\u00e2ng men theo d\u1ed1c v\u00e0 g\u1eb7p d\u00f2ng n\u01b0\u1edbc s\u00f4ng l\u1edbn tr\u00ean th\u1ec1m l\u1ee5c \u0111\u1ecba, \u0111\u00e2y l\u00e0 n\u01a1i c\u00e1c \u0111\u00e0n c\u00e1 th\u01b0\u1eddng h\u1ed9i t\u1ee5.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 7 &#8211; Arkady Leokum B\u00e3i n\u00f4ng l\u1ee5c \u0111\u1ecba (th\u1ec1m l\u1ee5c \u0111\u1ecba) l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn c\u1ee7a l\u1ee5c \u0111\u1ecba l\u1ea5n ra bi\u1ec3n, nh\u01b0ng b\u1edd \u0111\u1ea1i l\u1ee5c l\u1ea1i \u1edf ch\u1ed7 n\u00e0o? S\u01b0\u1eddn d\u1ed1c c\u1ee7a ti\u1ec1n duy\u00ean th\u1ec1m l\u1ee5c \u0111\u1ecba g\u1ecdi l\u00e0 d\u1ed1c \u0111\u1ea1i l\u1ee5c, n\u00f3 [&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],"tags":[],"class_list":["post-15117","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\/15117","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=15117"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15117\/revisions"}],"predecessor-version":[{"id":15118,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15117\/revisions\/15118"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15117"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15117"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}