发布时间:2025-01-31 06:39:24
如图,从图上箭头所指的边框任意一处用一字起子撬起,就能取下边框里面的罩子,这样就好换灯管了,换好再安装罩子。
听说电热丝接线在头尾两端一头接火线一头接零线就可以使用电热丝本身是导线那为什么不会短路呢
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