发布时间:2025-02-03 13:04:05
开关都是控制一根火线的,一根火线进去后并到其它开关上,上面进电源线,红线是往其它开关并接的。下面接用电器的四个火线,一根去一个灯,然后每个灯的零线直接和电源线的零线接好,开关就可以控制了
多肉植物换盆,掌握4个要点,个个都能服盆,从此换盆不再难,你知道吗
2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05在机械制图读零件图中,轴线,径向尺寸基准,轴向尺寸基准一直区分不了,我应该怎么判断
2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05求推荐 品牌收音机 可以收到校园 fm 726 还有就是四六级考试用 预算150一下
2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05高压胶管k型接头kjr32和kjr315d有什么区别啊请大家给解答一下谢谢
2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05 2025-02-03 13:04:05