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fire damper
释义
fire damper
Encyclopedia
工学
防火分区
释
fire damper
防火阀
安装在通风、空气调节系统的送、回风管道上起隔烟阻火作用的阀门。平时呈开启状态,火灾时当管道内气体温度升高到一定温度时自动关闭,并在一定时间内满足漏风量和耐火完整性要求。
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Rationed Tribute
ration grazing
ratio of centralized water supply
ratio of consumption wastes treated
ratio of division
ratio of external division
ratio of greater inequality
ratio of internal division
ratio of magnification
ratio of monofilament deviation
ratio of Output-to-input
ratio of oxygen to uranium
ratio of patient beds
ratio of progression
ratio of similitute
ratio of specific heat capacity
ratio of surface area
ratio of survival
ratio of tea polyphenols to amino acids
ratio of the circumference of a circle to its diameter
ratio of transportation accident
ratio of wool yield to liveweight
ratio of yield point to plastic viscosity
ratio paper
ratio parameter
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