怎么判断电动车电池的正负极-天气预报

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怎么判断电动车电池的正负极

更新时间： 2021-01-21 02:52:55

1、用第一块电池的负极做为输出的负极，用第一块电池的正极接第二块电池的负极，再用第二块电池的正极接第三块电池的负极，再用第三块电池的正极接第四块电池的负极，剩下的第四块电池的正极就是输出的正极，就像小时候家里用的大电池手电筒一样。

2、忘了颜色区分正负极，要用万用表测量出来，一般电器维修店和电动车维修店都有。

关键词：怎么判断电动车电池负极

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