发布时间:2025-02-03 04:13:01
你可以做切割静力拆出,然后粘钢,或粘碳纤维加固,先看现场,在具体方案
我家住一楼刚装修还没住独立下水管道为什么还出现堵塞返水按道理独立下水不应该返水的啊
2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01 2025-02-03 04:13:01