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内大外小的多重含义有哪些
更新时间: 2020-09-10 00:00:00  

物理电学实验中内大外小的意思是伏安法测电阻中,接法与误差的关系。即是内大外小或大内偏大,小外偏小。

内大或大内偏大的意思是被测电阻较大时使用电流表内接法,电流表内接法的误差偏大。

外小或小外偏小的意思是被测电阻较小时使用电流表。

关键词: 多重 含义 哪些

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