{"id":9115,"date":"2021-11-21T15:52:11","date_gmt":"2021-11-21T08:52:11","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=9115"},"modified":"2021-11-21T17:15:25","modified_gmt":"2021-11-21T10:15:25","slug":"tai-sao-khi-xay-dap-nuoc-can-phai-lam-muong-mang-cho-be-go-va-ca-qua-lai","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/tai-sao-khi-xay-dap-nuoc-can-phai-lam-muong-mang-cho-be-go-va-ca-qua-lai\/","title":{"rendered":"T\u1ea1i sao khi x\u00e2y \u0111\u1eadp n\u01b0\u1edbc c\u1ea7n ph\u1ea3i l\u00e0m m\u01b0\u01a1ng m\u00e1ng cho b\u00e8 g\u1ed7 v\u00e0 c\u00e1 qua l\u1ea1i?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u0110\u1eadp n\u01b0\u1edbc c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8220;\u0111\u1eadp l\u1edbn ng\u0103n s\u00f4ng&#8221;, n\u00f3 c\u1eaft ngang d\u00f2ng s\u00f4ng, khi\u1ebfn cho n\u01b0\u1edbc s\u00f4ng \u1edf ph\u00eda th\u01b0\u1ee3ng l\u01b0u d\u1ed3n l\u1ea1i th\u00e0nh h\u1ed3 ch\u1ee9a n\u01b0\u1edbc. M\u1eb7t n\u01b0\u1edbc trong h\u1ed3 cao h\u01a1n m\u1eb7t n\u01b0\u1edbc \u1edf ph\u00eda h\u1ea1 l\u01b0u, t\u1eeb v\u00e0i m\u00e9t \u0111\u1ebfn v\u00e0i tr\u0103m m\u00e9t tr\u1edf l\u00ean. Nh\u01b0 v\u1eady m\u1ed9t m\u1eb7t c\u00f3 th\u1ec3 d\u1ed3n n\u01b0\u1edbc trong th\u1eddi k\u1ef3 n\u01b0\u1edbc l\u0169 v\u00e0o h\u1ed3, tr\u00e1nh cho v\u00f9ng h\u1ea1 l\u01b0u b\u1ecb l\u0169 tr\u00e0n ng\u1eadp, khi\u1ebfn cho ru\u1ed9ng v\u01b0\u1eddn kh\u1ecfi b\u1ecb l\u0169 l\u1ee5t, l\u1ea1i c\u00f3 th\u1ec3 x\u1ea3 n\u01b0\u1edbc v\u00e0o m\u00f9a kh\u00f4 \u1edf trong h\u1ed3 ra t\u01b0\u1edbi cho \u0111\u1ed3ng ru\u1ed9ng ho\u1eb7c nu\u00f4i c\u00e1. Ngo\u00e0i ra, c\u00f2n c\u00f3 th\u1ec3 l\u1ee3i d\u1ee5ng \u0111\u1ed9 ch\u00eanh l\u1ec7ch c\u1ee7a m\u1eb7t n\u01b0\u1edbc \u1edf hai ph\u00eda th\u01b0\u1ee3ng l\u01b0u v\u00e0 h\u1ea1 l\u01b0u c\u1ee7a \u0111\u1eadp \u0111\u1ec3 ph\u00e1t \u0111i\u1ec7n, b\u1ea3n th\u00e2n h\u1ed3 ch\u1ee9a n\u01b0\u1edbc c\u0169ng c\u00f3 th\u1ec3 nu\u00f4i c\u00e1, l\u00e0m n\u01a1i du l\u1ecbch, \u0111i\u1ec1u d\u01b0\u1ee1ng v.v., do \u0111\u00f3 c\u00f3 r\u1ea5t nhi\u1ec1u l\u1ee3i \u00edch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tuy nhi\u00ean, khi x\u00e2y \u0111\u1eadp n\u01b0\u1edbc c\u0169ng s\u1ebd c\u00f3 nhi\u1ec1u \u1ea3nh h\u01b0\u1edfng b\u1ea5t l\u1ee3i cho \u0111\u01b0\u1eddng s\u00f4ng. V\u00ed d\u1ee5, c\u00e1c t\u00e0u thuy\u1ec1n v\u1ed1n \u0111i l\u1ea1i tr\u00ean s\u00f4ng s\u1ebd b\u1ecb c\u1ea3n tr\u1edf b\u1edfi \u0111\u1eadp n\u01b0\u1edbc, n\u1ebfu tr\u00ean v\u00f9ng th\u01b0\u1ee3ng du c\u1ee7a con s\u00f4ng l\u00e0 n\u01a1i khai th\u00e1c g\u1ed7, m\u1ed9t l\u01b0\u1ee3ng g\u1ed7 l\u1edbn sau khi ch\u1eb7t h\u1ea1 v\u1ed1n th\u1ea3 tr\u00f4i tr\u00ean s\u00f4ng, v\u1eeba ti\u1ec7n l\u1ee3i m\u00e0 ti\u1ebft ki\u1ec7m ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng, c\u0169ng s\u1ebd xu\u1ea5t hi\u1ec7n v\u1ea5n \u0111\u1ec1 do x\u00e2y \u0111\u1eadp g\u00e2y n\u00ean. L\u00fac n\u00e0y, c\u00f3 th\u1ec3 l\u00e0m \u00e2u thuy\u1ec1n, l\u00e0m cho t\u00e0u thuy\u1ec1n c\u00f3 th\u1ec3 l\u00ean xu\u1ed1ng \u0111i l\u1ea1i tho\u1ea3i m\u00e1i; ngo\u00e0i ra c\u00f2n c\u00f3 th\u1ec3 x\u00e2y m\u00e1ng \u0111\u1eb7c bi\u1ec7t d\u00f9ng cho b\u00e8 g\u1ed7, ho\u1eb7c c\u00e2y g\u1ed7 tr\u00f4i qua d\u1ec5 d\u00e0ng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u1ede tr\u00ean \u0111\u1eadp s\u00f4ng d\u00f9ng cho t\u1eebng c\u00e2y g\u1ed7 ho\u1eb7c g\u1ed7 ph\u00e2n t\u00e1n tr\u00f4i qua g\u1ecdi l\u00e0 &#8220;m\u00e1ng g\u1ed7 tr\u00f4i&#8221; ho\u1eb7c g\u1ed7 k\u1ebft th\u00e0nh b\u00e8 \u0111i qua g\u1ecdi l\u00e0 &#8220;m\u00e1ng b\u00e8 g\u1ed7&#8221;. M\u00e1ng b\u00e8 g\u1ed7 r\u1ed9ng h\u1eb9p kh\u00e1c nhau, c\u00f3 th\u1ec3 x\u00e2y ri\u00eang c\u0169ng c\u00f3 th\u1ec3 xem x\u00e9t k\u1ebft h\u1ee3p v\u1edbi \u0111\u01b0\u1eddng l\u01b0u th\u00f4ng c\u1ee7a t\u00e0u thuy\u1ec1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eadp n\u01b0\u1edbc sau khi x\u00e2y d\u1ef1ng xong c\u00f3 th\u1ec3 n\u1ea3y ra m\u1ed9t v\u1ea5n \u0111\u1ec1 quan tr\u1ecdng, \u0111\u00f3 l\u00e0 \u0111\u01b0\u1eddng cho c\u00e1 di chuy\u1ec3n tr\u1edf \u0111i tr\u1edf l\u1ea1i c\u1ee7a \u0111\u00e0n c\u00e1 trong d\u00f2ng s\u00f4ng b\u1ecb c\u1ea3n tr\u1edf. Ch\u00fang ta bi\u1ebft r\u1eb1ng, r\u1ea5t nhi\u1ec1u lo\u00e0i c\u00e1 c\u00f3 t\u1eadp qu\u00e1n di chuy\u1ec3n tr\u1edf \u0111i tr\u1edf l\u1ea1i c\u00f3 t\u00ednh chu k\u1ef3, gi\u1ed1ng nh\u01b0 lo\u00e0i c\u00e1 &#8220;tamaha&#8221; s\u1ed1ng \u1edf ngo\u00e0i bi\u1ec3n, v\u1eabn lu\u00f4n lu\u00f4n b\u01a1i v\u00e0o \u0111\u1ebb tr\u1ee9ng \u1edf nh\u00e1nh s\u00f4ng tr\u00ean v\u00f9ng th\u01b0\u1ee3ng l\u01b0u c\u1ee7a con s\u00f4ng, c\u00e1 con sau khi tr\u01b0\u1edfng th\u00e0nh l\u1ea1i b\u01a1i tr\u1edf ra bi\u1ec3n; c\u00f2n lo\u00e0i c\u00e1 n\u01b0\u1edbc ng\u1ecdt nh\u01b0 c\u00e1 tr\u00e8n th\u00ec l\u1ea1i b\u01a1i ra bi\u1ec3n \u0111\u1ec3 \u0111\u1ebb tr\u1ee9ng, sau khi c\u00e1 con tr\u01b0\u1edfng th\u00e0nh l\u1ea1i b\u01a1i tr\u1edf v\u1ec1 s\u00f4ng n\u01b0\u1edbc ng\u1ecdt. Do v\u1eady, \u0111\u1ed1i v\u1edbi \u0111\u00e0n c\u00e1 \u0111i \u0111i v\u1ec1 v\u1ec1 trong d\u00f2ng s\u00f4ng, c\u1ea7n ph\u1ea3i m\u1edf m\u1ed9t \u0111\u01b0\u1eddng m\u01b0\u01a1ng tr\u00ean \u0111\u1eadp cho ch\u00fang l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu \u0111\u01b0\u1ee3c.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng m\u01b0\u01a1ng cho c\u00e1 kh\u00f4ng \u0111\u01a1n gi\u1ea3n. Lo\u00e0i c\u00e1 c\u00f3 kh\u1ea3 n\u0103ng v\u00e0 t\u1eadp t\u00ednh b\u01a1i ng\u01b0\u1ee3c n\u01b0\u1edbc, nh\u01b0ng n\u1ebfu t\u1ed1c \u0111\u1ed9 d\u00f2ng n\u01b0\u1edbc qu\u00e1 nhanh, th\u00ec c\u00e1 kh\u00f3 b\u01a1i l\u00ean v\u00f9ng th\u01b0\u1ee3ng l\u01b0u, h\u01a1n n\u1eefa, y\u00eau c\u1ea7u v\u1ec1 t\u1ed1c \u0111\u1ed9 \u0111\u1ed1i v\u1edbi c\u00e1 to c\u00e1 nh\u1ecf c\u0169ng kh\u00e1c nhau, do v\u1eady vi\u1ec7c x\u00e2y d\u1ef1ng \u0111\u01b0\u1eddng m\u01b0\u01a1ng c\u00e1 c\u0169ng ph\u1ea3i c\u0103n c\u1ee9 theo ch\u1ee7ng lo\u1ea1i c\u00e1 v\u00e0 \u0111\u1ed9 to nh\u1ecf c\u1ee7a ch\u00fang \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 d\u00f2ng n\u01b0\u1edbc, c\u00f3 tr\u01b0\u1eddng h\u1ee3p ph\u1ea3i x\u00e2y m\u01b0\u01a1ng c\u00e1 to nh\u1ecf ri\u00eang, ho\u1eb7c trong c\u00f9ng m\u1ed9t \u0111\u01b0\u1eddng m\u01b0\u01a1ng d\u00f9ng c\u00e1c t\u1ea5m ng\u0103n c\u00f3 l\u1ed7 \u0111\u1ec3 t\u1ea1o ra t\u1ed1c \u0111\u1ed9 d\u00f2ng n\u01b0\u1edbc kh\u00e1c nhau. L\u1ed1i v\u00e0o c\u1ee7a m\u01b0\u01a1ng c\u00e1 c\u1ea7n ph\u1ea3i l\u00e0m sao cho c\u00e1 d\u1ec5 t\u00ecm th\u1ea5y, lo\u00e0i c\u00e1 th\u01b0\u1eddng th\u00edch sinh s\u1ed1ng \u1edf g\u1ea7n b\u1edd s\u00f4ng, ch\u1ed7 s\u00e1t b\u1edd s\u00f4ng. Ngo\u00e0i ra, c\u00e1c nh\u00e2n t\u1ed1 nh\u01b0 s\u1ef1 thay \u0111\u1ed5i c\u1ee7a m\u1ef1c n\u01b0\u1edbc, l\u01b0u l\u01b0\u1ee3ng n\u01b0\u1edbc nhi\u1ec1u hay \u00edt, v\u1ecb tr\u00ed l\u1ed1i v\u00e0o cao hay th\u1ea5p v.v c\u00f9ng c\u1ea7n xem x\u00e9t chu \u0111\u00e1o, nh\u01b0 v\u1eady m\u1edbi c\u00f3 th\u1ec3 ph\u00e1t huy t\u00e1c d\u1ee5ng t\u00edch c\u1ef1c c\u1ee7a \u0111\u01b0\u1eddng m\u01b0\u01a1ng c\u00e1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a: \u0110\u1eadp n\u01b0\u1edbc; M\u01b0\u01a1ng m\u00e1ng.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u1eadp n\u01b0\u1edbc c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 &#8220;\u0111\u1eadp l\u1edbn ng\u0103n s\u00f4ng&#8221;, n\u00f3 c\u1eaft ngang d\u00f2ng s\u00f4ng, khi\u1ebfn cho n\u01b0\u1edbc s\u00f4ng \u1edf ph\u00eda th\u01b0\u1ee3ng l\u01b0u d\u1ed3n l\u1ea1i th\u00e0nh h\u1ed3 ch\u1ee9a n\u01b0\u1edbc. M\u1eb7t n\u01b0\u1edbc trong h\u1ed3 cao h\u01a1n m\u1eb7t n\u01b0\u1edbc \u1edf ph\u00eda h\u1ea1 l\u01b0u, t\u1eeb v\u00e0i m\u00e9t \u0111\u1ebfn v\u00e0i tr\u0103m m\u00e9t tr\u1edf l\u00ean. Nh\u01b0 v\u1eady m\u1ed9t m\u1eb7t c\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":[15,16],"tags":[],"class_list":["post-9115","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\/9115","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=9115"}],"version-history":[{"count":0,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/9115\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=9115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=9115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=9115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}