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用万用表测二极管的正、反向电阻来判断二极管的好坏,好的管子应为( )。

A、正、反向电阻相等

B、正向电阻大,反向电阻小

C、反向电阻比正向电阻大很多倍

D、正、反向电阻都等于无穷大

时间：2022-04-02 11:51 关键词：东北林业大学电气工程及其自动化专升本电路平时作业1

答案解析

C

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