ytl098 发表于 2024-11-26 19:35
用电子试电笔应该可以吧,这种灵敏度高,单根通220v相电用试电笔顺线外皮测量,哪里有变化就是哪里。 ...
手机版|家电维修技术论坛 ( 鄂ICP备09003585号-2 )
GMT+8, 2024-11-28 04:28 , Processed in 0.250917 second(s), 6 queries , Gzip On, MemCache On.
Powered by Discuz! X3.4
Copyright © 2001-2020, Tencent Cloud.