公众聚集场所封闭楼梯间防火门的“闭”与“开”的初探 - xzbu.com 中国论文网 关键词：公众聚集场所；封闭楼梯间；防火门 [gap=181]Key words：Public gathering places; Enclosed staircase; Fire door
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fully-enclosed staircase 全封闭楼梯间
Both a staircase and a lift connect the two floors with an enclosed terrace on the roof.
一道楼梯和一台电梯连接两层楼和封闭的屋顶平台。
The void between entrance staircase and the facade was previously boxed up and enclosed and no natural light could penetrate into the staircase area.
入口楼梯和立面之间的空隙以前是封闭的，没有自然光可以穿透到楼梯区域。
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