房子卫生间下沉的,收房的时候是有试水的,装修的时候下沉部分还需要重新做防水吗
2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43我选355毫米o型密封圈防水用那么端面沟槽宽度要开多大和多深啊
2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43 2025-01-23 07:21:43