“smoke-proof staircase”的概念、定义、翻译、参考文献-科学参考

单词	smoke-proof staircase
释义	smoke-proof staircase Encyclopedia 工学疏散楼梯间释 smoke-proof staircase防烟楼梯间为防止火灾时烟和热气进入，在入口处设有防烟的前室、敞开式阳台或凹廊（统称为前室）等设施的楼梯间。通向前室和楼梯间的门均为乙级防火门，以防止火灾时的烟和热气进入的楼梯间。
随便看	changbaiite Changbaishan Baohu Kaifaqu Changbaishan Beipo Guojia Senlin Gongyuan Changbaishan Daxiagu Changbai Shanmai Changbaishan Manchu Culture Museum in Baishan Changbaishan Pubu Changbaishan Tianchi Chang Baokun Chang Chen Chang Chen-Chung Changcheng Group Changchengian System changchengite Chang Chien Changchun Changchun Beihu Guojia Shidi Gongyuan Changchun China Optical Science and Technology Museum Changchun Cinema Magazine Changchun Daily Press Group Changchun Drama Theatre Changchun Film Academy Changchun Film Pictorial Changchun Film Studio Changchun Garden

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