发布时间:2025-02-01 01:46:29
这样用工字钢做钢梁,然后再铺设轻质楼板的,绝大部分荷载都在钢梁上面,轻质楼板负重并不多。所以,有钢梁的隔层,可以放心使用,不用担心承重。但对于单体体积很小,而且分量很重的,就要加垫板分散荷载。
装修时刮腻子喷乳胶漆前用不用铲掉原墙面大白房屋质量还不错抹灰基层牢固
2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29 2025-02-01 01:46:29