光有电压不能说明问题，如果继电器的接触电阻过高，油泵一样不转。最好用一小灯泡测试

来源: bushihandyman 于 2019-03-31 21:32:48 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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