T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 8 – Arkady Leokum<\/p>\n\n\n\n
Ph\u1ed5i v\u1ed1n c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i nh\u1ea5t \u0111\u1ecbnh, c\u00f3 th\u1ec3 n\u1edf to ra v\u00e0 thu nh\u1ecf. Nh\u01b0ng n\u00f3 r\u1ea5t ng\u1ed1c ngh\u1ebfch, kh\u00f4ng t\u1ef1 quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u00e0 mu\u1ed1n n\u1edf ra hay thu nh\u1ecf \u0111\u1ec1u d\u1ef1a v\u00e0o s\u1ef1 \u0111i\u1ec1u khi\u1ec3n c\u1ee7a ng\u01b0\u1eddi h\u00e0ng x\u00f3m. Ng\u01b0\u1eddi h\u00e0ng x\u00f3m c\u1ee7a ph\u1ed5i ch\u00ednh l\u00e0 khu\u00f4n ng\u1ef1c, khu\u00f4n ng\u1ef1c do x\u01b0\u01a1ng s\u01b0\u1eddn, c\u01a1 gian s\u01b0\u1eddn v\u00e0 c\u01a1 ho\u00e0nh ph\u1ea7n d\u01b0\u1edbi t\u1ea1o n\u00ean. Khi dung t\u00edch khu\u00f4n ng\u1ef1c m\u1edf r\u1ed9ng th\u00ec ph\u1ed5i c\u0169ng theo \u0111\u00f3 m\u00e0 gi\u00e3n ra, khi dung t\u00edch khu\u00f4n ng\u1ef1c thu nh\u1ecf l\u1ea1i th\u00ec ph\u1ed5i theo \u0111\u00f3 m\u00e0 thu h\u1eb9p l\u1ea1i (xem h\u00ecnh minh h\u1ecda trang 78). Trong h\u00ecnh b\u00ecnh th\u1ee7y tinh l\u1edbn kh\u00f4ng c\u00f3 \u0111\u00e1y, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi x\u01b0\u01a1ng s\u01b0\u1eddn v\u00e0 c\u01a1 gian s\u01b0\u1eddn; bu\u1ed9c d\u01b0\u1edbi \u0111\u00e1y b\u00ecnh m\u1ed9t m\u00e0ng cao su t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u01a1 ho\u00e0nh; g\u1eafn m\u1ed9t c\u00e1i n\u00fat b\u1ea7n v\u00e0o gi\u1eefa m\u00e0ng cao su t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p; kh\u00ed c\u1ea7u b\u1eb1ng h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn th\u1ee7y tinh t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi ph\u1ed5i. H\u00ecnh ph\u1ea3i bi\u1ec3u th\u1ecb c\u01a1 ho\u00e0nh h\u01b0\u1edbng xu\u1ed1ng d\u01b0\u1edbi, dung t\u00edch khu\u00f4n ng\u1ef1c n\u1edf ra, ph\u1ed5i theo \u0111\u00f3 m\u00e0 gi\u00e3n ra. H\u00ecnh b\u00ean tr\u00e1i bi\u1ec3u th\u1ecb c\u01a1 ho\u00e0nh h\u01b0\u1edbng l\u00ean tr\u00ean, dung t\u00edch khu\u00f4n ng\u1ef1c thu nh\u1ecf, ph\u1ed5i c\u0169ng thu nh\u1ecf. C\u00f3 \u0111i\u1ec1u, khi dung t\u00edch khu\u00f4n ng\u1ef1c thay \u0111\u1ed5i, x\u01b0\u01a1ng s\u01b0\u1eddn v\u00e0 c\u01a1 gian s\u01b0\u1eddn c\u0169ng c\u00f3 t\u00e1c d\u1ee5ng r\u1ea5t l\u1edbn, ch\u1eb3ng gi\u1ed1ng v\u1edbi c\u00e1i b\u00ecnh th\u1ee7y tinh l\u1edbn kia, ch\u1eb3ng \u0111\u1ed9ng \u0111\u1eady t\u00ed n\u00e0o c\u1ea3. Ch\u1ec9 khi ph\u1ed5i n\u1edf ra, kh\u00ed \u00e1p \u1edf b\u00ean trong m\u1edbi h\u1ea1 xu\u1ed1ng, kh\u00f4ng kh\u00ed b\u00ean ngo\u00e0i c\u01a1 th\u1ec3 m\u1edbi c\u00f3 th\u1ec3 tr\u00e0n v\u00e0o ph\u1ed5i; khi ph\u1ed5i thu nh\u1ecf l\u1ea1i, kh\u00ed \u00e1p b\u00ean trong t\u0103ng cao, m\u1ed9t ph\u1ea7n th\u1ec3 kh\u00ed trong ph\u1ed5i m\u1edbi c\u00f3 th\u1ec3 th\u1ea3i ra ngo\u00e0i c\u01a1 th\u1ec3. quy lu\u1eadt n\u1edf ra v\u00e0 co l\u1ea1i c\u1ee7a khu\u00f4n ng\u1ef1c \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 v\u1eadn \u0111\u1ed9ng h\u00f4 h\u1ea5p. Khi ph\u1ed5i trao \u0111\u1ed5i kh\u00ed ch\u00ednh l\u00e0 th\u00f4ng qua v\u1eadn \u0111\u1ed9ng h\u00f4 h\u1ea5p \u0111\u1ec3 th\u1ef1c hi\u1ec7n. N\u1ebfu d\u00f9ng m\u1ed9t th\u01b0\u1edbc da \u0111\u1ec3 \u0111o s\u1ef1 thay \u0111\u1ed5i v\u00f2ng ng\u1ef1c khi h\u00edt v\u00e0 th\u1edf, b\u1ea1n s\u1ebd hi\u1ec3u th\u00eam s\u1ef1 quan h\u1ec7 m\u1eadt thi\u1ebft gi\u1eefa s\u1ef1 trao \u0111\u1ed5i c\u1ee7a ph\u1ed5i v\u1edbi vi\u1ec7c n\u1edf ra v\u00e0 co l\u1ea1i c\u1ee7a khu\u00f4n ng\u1ef1c.<\/p>\n\n\n\n
Th\u00ed nghi\u1ec7m ch\u1ee9ng minh dung t\u00edch c\u1ee7a khu\u00f4n ng\u1ef1c n\u1edf ra<\/p>\n\n\n\n
H\u00ecnh tr\u00e1i: dung t\u00edch khu\u00f4n ng\u1ef1c co l\u1ea1i, ph\u1ed5i c\u0169ng thu h\u1eb9p. H\u00ecnh ph\u1ea3i: dung t\u00edch khu\u00f4n ng\u1ef1c n\u1edf ra, ph\u1ed5i c\u0169ng n\u1edf.<\/p>\n","protected":false},"excerpt":{"rendered":"
T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 8 – Arkady Leokum Ph\u1ed5i v\u1ed1n c\u00f3 t\u00ednh \u0111\u00e0n h\u1ed3i nh\u1ea5t \u0111\u1ecbnh, c\u00f3 th\u1ec3 n\u1edf to ra v\u00e0 thu nh\u1ecf. Nh\u01b0ng n\u00f3 r\u1ea5t ng\u1ed1c ngh\u1ebfch, kh\u00f4ng t\u1ef1 quy\u1ebft \u0111\u1ecbnh \u0111\u01b0\u1ee3c m\u00e0 mu\u1ed1n n\u1edf ra hay thu nh\u1ecf \u0111\u1ec1u d\u1ef1a v\u00e0o s\u1ef1 \u0111i\u1ec1u khi\u1ec3n […]<\/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-15252","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\/15252","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=15252"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15252\/revisions"}],"predecessor-version":[{"id":15253,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15252\/revisions\/15253"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15252"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15252"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15252"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}