发布时间:2025-02-05 15:34:19
拨至OFF-关的位置,用万用表测上端子和下端子通断,此时应不通;
拨至ON-开的位置,用万用表测上端子和下端子通断,此时应通;说明
此开关是好的。
请各位帮忙我家09年新装修的楼下住户说在我们洗脸盆位置下方的水管上有水渗出我们敲开了洗脸盆下水
2025-02-05 15:34:19 2025-02-05 15:34:19我想知道做门窗之类并帮人安装的这个行业学这个行业的需要懂什么知识
2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19如何接线将双开双控开关变成普通的双开单控开关开关买错了有com1l1l12口
2025-02-05 15:34:19 2025-02-05 15:34:19 2025-02-05 15:34:19