发布时间:2025-01-21 01:58:24
800*800=0.64个平方 34/0.64=53.125块 加损耗 34平的56块就可以了
照明线改成明装五孔或三孔插座请问接地线如何处理会不会有隐患我是安装在卫生间的
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