万用表是一种常用的测量仪表，但使用不当，特别是误用电流档去测量电压时很容易烧毁保险甚至损坏万用表。
Mulitimeter is used widely. But in the case of error operation, especially when using electricity to measure voltage , it is damaged easyly.
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电流调节分为七档调节。
Current regulation divides into 7 files regulations.
应用推荐
模块上移
模块下移
不移动