B\u00e0i 27.1 C\u1ed9t bu\u1ed3m thuy\u1ec1n tr\u00ean s\u00f4ng
\nV\u1ea5n \u0111\u1ec1: Thuy\u1ec1n v\u01b0\u1ee3t s\u00f4ng n\u00ean \u0111i qua nh\u1eefng c\u00e2y c\u1ea7u b\u1eafc qua s\u00f4ng. Con thuy\u1ec1n c\u00f3 m\u1ed9t c\u1ed9t bu\u1ed3m cao d\u00f9ng l\u00e0m \u0103ng ten v\u00e0 \u0111\u00e8n chi\u1ebfu s\u00e1ng. Khi n\u01b0\u1edbc s\u00f4ng d\u00e2ng cao, c\u1ed9t bu\u1ed3m va v\u00e0o m\u1ed9t s\u1ed1 c\u00e2y c\u1ea7u v\u00e0 c\u00f3 th\u1ec3 b\u1ecb g\u00e3y. C\u1ed9t bu\u1ed3m kh\u00f4ng th\u1ec3 th\u1ea5p h\u01a1n v\u00ec \u0103ng ten v\u00e0 \u0111\u00e8n chi\u1ebfu s\u00e1ng m\u00e0 n\u00f3 mang theo ph\u1ea3i \u1edf \u0111\u1ed9 cao nh\u1ea5t \u0111\u1ecbnh.
\nC\u00e2u h\u1ecfi: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 tr\u00e1nh h\u01b0 h\u1ecfng c\u1ed9t bu\u1ed3m khi \u0111i qua g\u1ea7m c\u1ea7u?<\/p>\n
B\u00e0i 27.2 Xe t\u1ea3i g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed\u00a0<\/span><\/p>\n V\u1ea5n \u0111\u1ec1: Xe t\u1ea3i v\u1eadn chuy\u1ec3n qu\u1eb7ng t\u1eeb m\u1ecf khai th\u00e1c. Qu\u1eb7ng l\u00e0 m\u1ed9t kh\u1ed1i \u0111\u1ea5t l\u1ecfng l\u1ebbo. V\u1ea5n \u0111\u1ec1 l\u00e0 kh\u00f3i th\u1ea3i c\u1ee7a xe t\u1ea3i \u0111\u00e3 l\u00e0m \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed trong m\u1ecf \u0111\u00e1 v\u1edbi c\u00e1c h\u1ea1t mu\u1ed9i than v\u00e0 kh\u00ed carbon monoxide. L\u01b0\u1ee3ng kh\u00ed th\u1ea3i \u0111\u1eb7c bi\u1ec7t cao khi m\u1ed9t xe t\u1ea3i ch\u1edf h\u00e0ng leo l\u00ean kh\u1ecfi m\u1ecf \u0111\u00e1.<\/span><\/p>\n Ng\u01b0\u1eddi ta \u0111\u00e3 c\u1ed1 g\u1eafng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 n\u00e0y b\u1eb1ng c\u00e1ch l\u1eafp th\u00eam c\u00e1c b\u1ed9 l\u1ecdc cho \u1ed1ng x\u1ea3 c\u1ee7a xe t\u1ea3i. Tuy nhi\u00ean, gi\u00e1 th\u00e0nh c\u1ee7a c\u00e1c b\u1ed9 l\u1ecdc nh\u01b0 v\u1eady r\u1ea5t cao,\u00a0 v\u00e0 ch\u00fang c\u1ea7n \u0111\u01b0\u1ee3c v\u1ec7 sinh th\u01b0\u1eddng xuy\u00ean, l\u00e0m gi\u00e1n \u0111o\u1ea1n th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng c\u1ee7a xe. (th\u1eddi gian ch\u1ebft)<\/span><\/p>\n C\u00e2u h\u1ecfi: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 l\u1ecdc kh\u00ed th\u1ea3i m\u00e0 kh\u00f4ng l\u00e0m ph\u1ee9c t\u1ea1p h\u00f3a thi\u1ebft k\u1ebf v\u00e0 ho\u1ea1t \u0111\u1ed9ng xe t\u1ea3i?<\/span><\/p>\n B\u00e0i 27.3 C\u00e1ch s\u1ea3n xu\u1ea5t c\u00e1c qu\u1ea3 c\u1ea7u b\u1eb1ng kim lo\u1ea1i<\/span><\/p>\n V\u1ea5n \u0111\u1ec1: \u0110\u1ec3 t\u1ea1o ra nh\u1eefng qu\u1ea3 c\u1ea7u nh\u1ecf b\u1eb1ng kim lo\u1ea1i, ng\u01b0\u1eddi ta cho c\u00e1c gi\u1ecdt kim lo\u1ea1i n\u00f3ng ch\u1ea3y r\u01a1i xu\u1ed1ng n\u01b0\u1edbc \u1edf \u0111\u1ed9 cao nh\u1ea5t \u0111\u1ecbnh. C\u00e1c gi\u1ecdt kim lo\u1ea1i n\u00f3ng ch\u1ea3y s\u1ebd ngu\u1ed9i \u0111i khi ti\u1ebfp x\u00fac v\u1edbi n\u01b0\u1edbc v\u00e0 tr\u1edf th\u00e0nh c\u00e1c qu\u1ea3 c\u1ea7u kim lo\u1ea1i. Trong qu\u00e1 tr\u00ecnh r\u01a1i, gi\u1ecdt kim lo\u1ea1i c\u00f3 d\u1ea1ng h\u00ecnh c\u1ea7u do s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t, nh\u01b0ng khi va ch\u1ea1m v\u00e0o m\u1eb7t n\u01b0\u1edbc n\u00f3 s\u1ebd b\u1ecb bi\u1ebfn d\u1ea1ng nh\u1eb9 .<\/span><\/p>\n C\u00e2u h\u1ecfi: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 bi\u1ebfn d\u1ea1ng c\u1ee7a qu\u1ea3 c\u1ea7u kim lo\u1ea1i?<\/span><\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" B\u00e0i 27.1 C\u1ed9t bu\u1ed3m thuy\u1ec1n tr\u00ean s\u00f4ng V\u1ea5n \u0111\u1ec1: Thuy\u1ec1n v\u01b0\u1ee3t s\u00f4ng n\u00ean \u0111i qua nh\u1eefng c\u00e2y c\u1ea7u b\u1eafc qua s\u00f4ng. Con thuy\u1ec1n c\u00f3 m\u1ed9t c\u1ed9t bu\u1ed3m cao d\u00f9ng l\u00e0m \u0103ng ten v\u00e0 \u0111\u00e8n chi\u1ebfu s\u00e1ng. Khi n\u01b0\u1edbc s\u00f4ng d\u00e2ng cao, c\u1ed9t bu\u1ed3m va v\u00e0o m\u1ed9t s\u1ed1 c\u00e2y c\u1ea7u v\u00e0 c\u00f3 th\u1ec3 b\u1ecb g\u00e3y. C\u1ed9t … Continue reading “B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u1edbi TRIZ – \u0111\u1ee3t 27”<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"jetpack_post_was_ever_published":false,"jetpack_publicize_message":"","jetpack_is_tweetstorm":false,"jetpack_publicize_feature_enabled":true},"categories":[54,1],"tags":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/paxfGB-ay","jetpack_likes_enabled":false,"_links":{"self":[{"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts\/654"}],"collection":[{"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/comments?post=654"}],"version-history":[{"count":1,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts\/654\/revisions"}],"predecessor-version":[{"id":655,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts\/654\/revisions\/655"}],"wp:attachment":[{"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/media?parent=654"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/categories?post=654"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/tags?post=654"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}