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烟囱效应
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烟囱效应
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火灾动力学
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stack effect;chimney effect
烟囱效应
在烟囱、电梯井、楼梯井等竖向围护空间中,由于内外存在温度差,导致内外空气密度不同,从而形成内外的压力差,引起竖向围护空间内外气体流动的现象。
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