发布时间:2025-01-30 08:14:06
你好 空调移机的时候铜管没防护好吧?小事一桩。把联机管拆下来,一头用封帽或者别的东西堵住,一头倒入医用酒精来回冲洗几下,然后用96的氮气冲干就好啦,别用水!
剧场电影院观众厅内疏散走道净宽度应按每百人不小于06米净宽度计算且不应小于1米是什么意思
2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06 2025-01-30 08:14:06