发布时间:2025-02-02 19:19:46
应该选用双投的的转换开关,它的动触点接线端子接用电输出,两边的静触点分别接发电机输出和市电,
装修其他屋是铺的瓷砖卧室想扑木地板但是屋内屋外差5公分怎么办并且原屋地面水泥地有些小坑很小
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