[理工] 12题基本电学

楼主: LimitDown (跌停)   2016-10-27 16:44:07
http://i.imgur.com/QWOomYf.jpg
如图
作者: ken52011219 (呱)   2016-10-27 17:08:00
(2) 0.04^2*100 =0.16 选 2(1) R1:R2 =1/4 : 1/2.56 => 0.64*R1 = R2 => 2
作者: hunglowchen (韩露)   2016-11-01 21:48:00
伸手牌

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