发布时间:2025-01-24 06:26:04
pvc排水管首末端,分支端吊卡安装尺寸是安装间距不应大于2米。根据查询相关公开信息显示室内PVC排水立管管卡间距0.1m左右,支管排水导管管卡的安装间距不应大于2米,另室外直管段长度大于4米时,应安装伸缩管,确保每段内净长≤4米,暗装立管的分支管管径Φ≥100㎜时,按设计防火等级要求,安装阻火圈。
玄关风水装修求大师帮忙看看化解 大门右边是厨房左边如果做玄关柜则白虎方无法压制却压在青龙方
2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04 2025-01-24 06:26:04