发布时间:2025-01-24 08:40:54
1、小高层的烟道出屋面高一般在0.6-0.8M。
2、《全国民用建筑工程设计技术措施09版》:第11.2.9条规定了出屋面高度“当住宅有退台或上人屋面时,排气道和通风道应高出屋面2m,并避开同层所开启的门窗,以免烟气回窜入室”
家里的pvc排水管被钉子钉了一个小洞请问这个办法能不能长久的补漏
2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54 2025-01-24 08:40:54