9410| 7
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[求助] 穿线塑料管不能与金属接线盒连接吗? |
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点评
平时不带电的设备金属外壳都要接地,满足此条即可
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点评
刚工作时可以只记住结论,有足够专业知识和工作经验后要再回头思考道理
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|Archiver|手机版|小黑屋|《建筑电气》杂志官方论坛
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