编辑:vdo 2017-07-17 17:12
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测量电阻值用欧姆表测量(万用表的测量电阻挡)。在大多数情况下使用多量程测量仪(万用表),以免出现读数错误和不准确。电阻好坏测量方法:首先从外观可以先进行判断,看有...
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1个回答 - 提问时间:2013年3月5日 - 17 最佳答案:使用电阻档,在电阻不带电的情况下测,若电阻在电路中,应焊下一个头再测,并且断掉电源. 测得结果为 : 0欧姆是电阻短路,无限大是开路.wenda.so.com/q/1362487255067129-快照-360问答 更多 电阻怎么测量好坏 相关问题>>
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用普通万能表怎样测电阻好坏创建于 2013-09-181个回答zelenvburx2013-09-181.持或不持万用表,先观看电阻外观有无异常,例如焦黑、破损、龟裂、接脚氧化、色码或标示不清...
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