发布时间:2025-01-20 21:46:38
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;
塑料颗粒做的篮球场老化很多地方破损没办法正常使用了有什么办法可以把塑胶颗粒给清理干净呢
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