{"id":289,"date":"2010-11-16T18:32:53","date_gmt":"2010-11-16T10:32:53","guid":{"rendered":"http:\/\/tutor.cyant.net\/?p=289"},"modified":"2010-11-16T18:37:28","modified_gmt":"2010-11-16T10:37:28","slug":"20101115-%e5%8c%97%e4%b8%80%e5%a5%b3%e4%b8%ad%e7%89%a9%e7%90%86%e5%ae%b6%e6%95%99%e6%95%99%e5%ad%b8%e6%97%a5%e8%aa%8c","status":"publish","type":"post","link":"https:\/\/tutor.cyant.net\/?p=289","title":{"rendered":"2010\/11\/15 \u5317\u4e00\u5973\u4e2d\u7269\u7406\u5bb6\u6559\u6559\u5b78\u65e5\u8a8c"},"content":{"rendered":"<p>\u5927\u6982\u6574\u7406\u4e86\u4e00\u4e0b\u554f\u904e\u7684\u554f\u984c\u9ede\uff0c<\/p>\n<p>\u5176\u5be6\u4e3b\u8981\u7684\u554f\u984c\u9084\u662f\u96fb\u8def\u96fb\u78c1\u611f\u61c9\u76f8\u95dc\u7684\u90e8\u4efd<\/p>\n<p>\u53e6\u5916\u5c31\u662f\u6709\u9ede\u504f\u8ab2\u5916\u7684\u79d1\u5b78\u77e5\u8b58<a title=\"\u7269\u7406\u554f\u984c\u8207\u79d1\u6280-LCD\u6db2\u6676\u87a2\u5e55\u767c\u5149\u539f\u7406\" href=\"http:\/\/tutor.cyant.net\/?p=277\">LCD\u6db2\u6676\u87a2\u5e55\u767c\u5149\u539f\u7406<\/a>\u3001<a title=\"\u7269\u7406\u554f\u984c\u8207\u73fe\u8c61-\u6d77\u5e02\u8703\u6a13\" href=\"http:\/\/tutor.cyant.net\/?p=274\">\u6d77\u5e02\u8703\u6a13<\/a><\/p>\n<p>\u9019\u5169\u500b\u90e8\u4efd\u7684\u554f\u984c\u5df2\u7d93\u6574\u7406\u5b8c\u6210\uff0c\u6709\u9700\u8981\u4e5f\u53ef\u4ee5\u5728\u4e0b\u6b21\u4e0a\u8ab2\u8b1b\u89e3\u4e00\u6b21<\/p>\n<p>\u6709\u4e00\u984c\u95dc\u65bcI2\u96fb\u6d41\u7684\u554f\u984c\u9700\u8981\u88dc\u5145\u4e00\u4e0b<\/p>\n<p>It=\u7e3d\u96fb\u6d41\uff0cVt=\u7e3d\u96fb\u58d3\uff0cRt=\u7e3d\u96fb\u963b\uff0cR1=1\u865f\u96fb\u963b\uff0cR2=2\u865f\u96fb\u963b\uff0cR3=3\u865f\u96fb\u963b\uff0cRp=1\u4e26\u806f2\u96fb\u963b<\/p>\n<p>\u984c\u76ee\u8aaaR1&#8242; = \u03b1R1 (\u03b1&lt;1)<\/p>\n<p>It=Vt\/Rt\uff0cRt=Rp+R3=[(R1*R2)\/(R1+R2)]+R3\uff0c<\/p>\n<p>\u56e0\u6b64\uff0cI2 = It*[(R1)\/(R1+R2)]<\/p>\n<p>\u4ee3\u5165It \u4e58\u51fa\u4f86<\/p>\n<p>I2 = (VtR1)\/(R1R2+R1R3+R2R3)<\/p>\n<p>R1&#8217;=\u03b1R1\u56e0\u6b64R1\u2192\u03b1R1<\/p>\n<p>I2&#8242; \u7684\u5206\u5b50\u8b8a\u6210\u03b1\u500d<\/p>\n<p>I2&#8242; \u7684\u5206\u6bcd\u9664\u4e86R2R3\u5176\u4ed6\u90fd\u8b8a\u6210\u03b1\u500d<\/p>\n<p>\u56e0\u70ba\u5206\u6bcd\u96d6\u7136\u8b8a\u5c0f\uff0c\u4f46\u662f\u9084\u4e0d\u5230\u03b1\u500d\uff0c\u53ef\u898b\u5206\u6bcd\u8b8a\u5c0f\u6c92\u6709\u5206\u5b50\u4f86\u7684\u5feb\uff0c\u56e0\u6b64I2\u6574\u9ad4\u4f86\u8aaa\u8b8a\u5c0f\u4e86<\/p>\n<p>\u7136\u800c\u5f9e\u7e3d\u96fb\u6d41\u8b8a\u5927\uff0cI2\u5206\u6d41\u8b8a\u5c0f\u537b\u6c92\u6709\u8fa6\u6cd5\u76f4\u63a5\u5224\u65b7\u51fa\u4f86<\/p>\n<p>\u8a18\u5f97\u932f\u5f97\u984c\u76ee\u554f\u904e\u4ee5\u5f8c\u8981\u518d\u591a\u505a\u5e7e\u6b21\u56c9\uff01<\/p>\n<p>\u6709\u6253\u932f\u6216\u4e0d\u61c2\u6b61\u8fce\u4e5f\u767c\u554f\u56c9(\u592a\u96e3\u770b\u61c2\u6211\u4e0b\u6b21\u4e5f\u6703\u518d\u8aaa\u4e00\u6b21)<\/p>\n<p>:)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5927\u6982\u6574\u7406\u4e86\u4e00\u4e0b\u554f\u904e\u7684\u554f\u984c\u9ede\uff0c \u5176\u5be6\u4e3b\u8981\u7684\u554f\u984c\u9084\u662f\u96fb\u8def\u96fb\u78c1\u611f\u61c9\u76f8\u95dc\u7684\u90e8\u4efd \u53e6\u5916\u5c31\u662f\u6709\u9ede\u504f\u8ab2\u5916\u7684\u79d1\u5b78\u77e5\u8b58LCD\u6db2\u6676 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[87,26],"tags":[512,52,60,29,51,19,17,13,14],"_links":{"self":[{"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=\/wp\/v2\/posts\/289"}],"collection":[{"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=289"}],"version-history":[{"count":6,"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=\/wp\/v2\/posts\/289\/revisions"}],"predecessor-version":[{"id":296,"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=\/wp\/v2\/posts\/289\/revisions\/296"}],"wp:attachment":[{"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=289"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=289"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tutor.cyant.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=289"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}