发布时间:2025-01-20 21:56:39
两个双开开关,开关A、L3动触头接火线,另一开关B、L3动触头接零,两根联络线任意接开关内其余端子。参照下图接线;
120平米的楼梯房建起来要多少钱5层第一层是车库 用空心砖楼顶上浇混泥土地基已经建好
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