发布时间:2025-01-20 13:29:48
灯头上综合考虑设置的三根线:火线,邻线,地线,那是考虑工业使用的,而你的电线只有两根,显然是民用,你就以电线的颜色为准来接,一定不会错的。
新房子装修无论用什么材料无论怎么装修都会有大量甲醛这是真的吗
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