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高层住宅18层与20层楼梯有什么差别
高层住宅18层与20层楼梯有什么差别
2025年03月15日 09:39
有1个网友回答
网友（1）：
6.2.3.2十二层及十八层的单元式住宅应设封闭楼梯间。 6.2.3.3十九层及十九层以上的单元式住宅应设防烟楼梯间。 塔式住宅又不一样。
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