发布时间:2025-02-02 11:54:42
简单方法就是从感应灯继电器(或可控硅)常开触点两端再并接一个开关,当开关闭合时感应开关被短接灯常亮,开关断开感应开关即发挥作用。
在中山农村用青砖青瓦建9米乘12米共二百平方的二层民居普通装修能入住 要多少钱
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