发布时间:2025-01-21 05:56:56
LED电源,一头两根白线,另一头一根红线,一根黑线,接线方法如下:在确认该驱动器输出电流正确,电压范围正确的情况下,两根白线分别接市电的零线和火线。红线接LED灯板的正极,黑线接LED灯板的负极。
首层商铺里面有夹层梁图纸图纸上说明梁面标高为0700m是什么意思求大神
2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56一三年买的七层楼梯房买在五楼今年去装修才发现顶部全部空心预制板不是混凝土现浇板这样的质量
2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56 2025-01-21 05:56:56