{"id":622,"date":"2021-09-11T07:40:02","date_gmt":"2021-09-11T07:40:02","guid":{"rendered":"https:\/\/rosetta.vn\/triz\/?p=622"},"modified":"2021-09-11T07:44:15","modified_gmt":"2021-09-11T07:44:15","slug":"bai-tap-thuc-hanh-giai-quyet-van-de-voi-triz-dot-21","status":"publish","type":"post","link":"https:\/\/rosetta.vn\/triz\/bai-tap-thuc-hanh-giai-quyet-van-de-voi-triz-dot-21\/","title":{"rendered":"B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u1edbi TRIZ &#8211; \u0111\u1ee3t 21"},"content":{"rendered":"<p><em>B\u00e0i t\u1eadp TRIZ, \u0111\u1ee3t 21:<\/em><\/p>\n<p>B\u00e0i 21.1. <strong>T\u00f4i s\u1ebd \u0111\u1ebfn ti\u1ec7m \u0111\u1ed3 ch\u01a1i<\/strong><\/p>\n<p><span style=\"font-weight: 400\">M\u1ed9t h\u1ec7 th\u00ed nghi\u1ec7m l\u1edbn \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 l\u1eafp \u0111\u1eb7t t\u1ea1i m\u1ed9t trong nh\u1eefng tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc chuy\u00ean ng\u00e0nh v\u1eadt l\u00fd. Ph\u1ea7n ch\u00ednh c\u1ee7a h\u1ec7 l\u00e0 m\u1ed9t nam ch\u00e2m kh\u1ed5ng l\u1ed3 cao kho\u1ea3ng 50m. H\u1ec7 th\u00ed nghi\u1ec7m \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c r\u1ea5t cao, do \u0111\u00f3 nam ch\u00e2m c\u1ea7n ph\u1ea3i ph\u1eb3ng m\u1ed9t c\u00e1ch ho\u00e0n h\u1ea3o v\u00e0 \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng k\u1ef9. V\u00e0 \u0111\u1ed9t nhi\u00ean chuy\u1ec7n t\u1ed3i t\u1ec7 nh\u1ea5t x\u1ea3y \u0111\u1ebfn. M\u1ed9t v\u00e0i c\u00e2n m\u1ea1t s\u1eaft \u0111\u00e3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y tr\u00ean b\u1ec1 m\u1eb7t \u0111\u00e1nh b\u00f3ng c\u1ee7a nam ch\u00e2m. Nh\u1eefng nh\u00e0 v\u1eadt l\u00fd r\u1ea5t quan ng\u1ea1i. L\u00e0m th\u1ebf n\u00e0o h\u1ecd c\u00f3 th\u1ec3 l\u00e0m s\u1ea1ch m\u1ea1t s\u1eaft kh\u1ecfi nam ch\u00e2m? T\u1eeb tr\u01b0\u1eddng gi\u1eef m\u1ecdi h\u1ea1t s\u1eaft r\u1ea5t ch\u1eb7t \u0111\u1ebfn n\u1ed7i kh\u00f4ng th\u1ec3 th\u1ed5i bay ho\u1eb7c r\u1eeda tr\u00f4i c\u00e1c m\u1ea1t s\u1eaft. N\u1ebfu gi\u1ea5y r\u00e1p \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, b\u1ec1 m\u1eb7t \u0111\u00e3 \u0111\u00e1nh b\u00f3ng s\u1ebd b\u1ecb ph\u00e1 h\u1ee7y. H\u00f2a tan m\u1ea1t s\u1eaft trong acid kh\u00f4ng t\u1ed1t do acid s\u1ebd \u0103n m\u00f2n nam ch\u00e2m. V\u00e0 nh\u00e0 ph\u00e1t minh xu\u1ea5t hi\u1ec7n:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">T\u00f4i s\u1ebd \u0111i t\u1edbi c\u1eeda h\u00e0ng \u0111\u1ed3 ch\u01a1i v\u00e0 t\u00f4i s\u1ebd l\u00e0m s\u1ea1ch mi\u1ebfng nam ch\u00e2m trong v\u00f2ng n\u1eeda gi\u1edd.\u00a0<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Nh\u00e0 ph\u00e1t minh \u0111\u00e3 l\u00e0m th\u1ebf n\u00e0o. Bi\u1ebft r\u1eb1ng m\u1ed9t h\u1ecdc sinh l\u1edbp 4 c\u0169ng c\u00f3 th\u1ec3 gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c v\u1ea5n \u0111\u1ec1 n\u00e0y.<\/span><\/li>\n<\/ul>\n<p>Ngu\u1ed3n: \u0111\u00e2y l\u00e0 Problem 61: \u201c<span style=\"font-weight: 400\">I am going to the toy store<\/span>\u201d trong s\u00e1ch c\u1ee7a Genrikh Altshuller (And suddenly the inventor appeared)<\/p>\n<p>B\u00e0i 21.2. <strong>M\u1ee1 b\u00f4i tr\u01a1n b\u00ed m\u1eadt<\/strong><\/p>\n<p><span style=\"font-weight: 400\">\u1ede m\u1ed9t m\u00e1y xoay \u1ed1ng, c\u00e1c \u1ed1ng d\u00e0i 10m \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb nh\u1eefng t\u1ea5m th\u00e9p n\u00f3ng \u0111\u1ecf. Nh\u1eefng \u1ed1ng m\u1edbi l\u00e0m, v\u1eabn c\u00f2n \u0111ang r\u1ea5t n\u00f3ng, c\u1ea7n \u0111\u01b0\u1ee3c ph\u1ee7 b\u00ean trong l\u00f2ng m\u1ed9t l\u1edbp m\u1ee1 b\u00f4i tr\u01a1n d\u00e0y v\u00e0i mm. L\u00e0m sao c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y?<\/span><\/p>\n<p>Ngu\u1ed3n: \u0111\u00e2y l\u00e0 Problem 67: \u201c<span style=\"font-weight: 400\">Grease with a secret<\/span>\u201d trong s\u00e1ch c\u1ee7a Genrikh Altshuller (And suddenly the inventor appeared)<\/p>\n<p>B\u00e0i 21.3. <strong>H\u00e3y g\u1ecdi c\u1ee9u h\u1ecfa<\/strong><\/p>\n<p><span style=\"font-weight: 400\">Nh\u00e0 \u0111\u00e0i th\u00f4ng b\u00e1o v\u1ec1 th\u1eddi ti\u1ebft gi\u00e1 l\u1ea1nh \u0111ang \u0111\u1ebfn. Ch\u00fang ta ph\u1ea3i l\u00e0m g\u00ec v\u1edbi v\u01b0\u1eddn \u01b0\u01a1m, c\u00e1c c\u00e2y trong v\u01b0\u1eddn c\u1ea7n nhi\u1ec7t \u0111\u1ed9 \u1ea5m \u00e1p. V\u01b0\u1eddn \u01b0\u01a1m r\u1ed9ng n\u00ean kh\u00f4ng th\u1ec3 che ph\u1ee7 n\u00f3 b\u1eb1ng nh\u1eefng t\u1ea5m film hay c\u1ea5p nhi\u1ec7t cho n\u00f3. M\u1ed9t nh\u00e0 s\u00e1ng ch\u1ebf xu\u1ea5t hi\u1ec7n: \u201cB\u1ea1n c\u1ea7n ph\u1ea3i gi\u1eef nhi\u1ec7t cho khu v\u1ef1c r\u1ed9ng l\u1edbn? H\u00e3y g\u1ecdi c\u1ee9u h\u1ecfa, t\u00f4i c\u00f3 m\u1ed9t \u00fd t\u01b0\u1edfng.\u201d Theo b\u1ea1n, t\u1ea1i sao anh ta g\u1ecdi c\u1ee9u h\u1ecfa?<\/span><\/p>\n<p>Ngu\u1ed3n: \u0111\u00e2y l\u00e0 Problem 73: \u201c<span style=\"font-weight: 400\">Let\u2019s call the Firemen<\/span>\u201d trong s\u00e1ch c\u1ee7a Genrikh Altshuller (And suddenly the inventor appeared)<\/p>\n<p>&#8212;<\/p>\n<p>G\u1ee3i \u00fd: \u0111\u1ec3 ti\u1ec7n ghi l\u1ea1i c\u00e1c b\u01b0\u1edbc d\u00f9ng c\u00f4ng c\u1ee5 t\u01b0 duy ki\u1ec3u TRIZ \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1, c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng template v\u0103n b\u1ea3n \u1edf\u00a0<a href=\"https:\/\/rosetta.vn\/triz\/template-chua-cac-buoc-giai-quyet-van-de-voi-triz\/\">https:\/\/rosetta.vn\/triz\/template-chua-cac-buoc-giai-quyet-van-de-voi-triz\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u00e0i t\u1eadp TRIZ, \u0111\u1ee3t 21: B\u00e0i 21.1. T\u00f4i s\u1ebd \u0111\u1ebfn ti\u1ec7m \u0111\u1ed3 ch\u01a1i M\u1ed9t h\u1ec7 th\u00ed nghi\u1ec7m l\u1edbn \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 l\u1eafp \u0111\u1eb7t t\u1ea1i m\u1ed9t trong nh\u1eefng tr\u01b0\u1eddng \u0111\u1ea1i h\u1ecdc chuy\u00ean ng\u00e0nh v\u1eadt l\u00fd. Ph\u1ea7n ch\u00ednh c\u1ee7a h\u1ec7 l\u00e0 m\u1ed9t nam ch\u00e2m kh\u1ed5ng l\u1ed3 cao kho\u1ea3ng 50m. H\u1ec7 th\u00ed nghi\u1ec7m \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh &hellip; <a href=\"https:\/\/rosetta.vn\/triz\/bai-tap-thuc-hanh-giai-quyet-van-de-voi-triz-dot-21\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;B\u00e0i t\u1eadp th\u1ef1c h\u00e0nh gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 v\u1edbi TRIZ &#8211; \u0111\u1ee3t 21&#8221;<\/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-a2","jetpack_likes_enabled":false,"_links":{"self":[{"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts\/622"}],"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=622"}],"version-history":[{"count":2,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts\/622\/revisions"}],"predecessor-version":[{"id":625,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/posts\/622\/revisions\/625"}],"wp:attachment":[{"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/media?parent=622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/categories?post=622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rosetta.vn\/triz\/wp-json\/wp\/v2\/tags?post=622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}