extract fan 排气扇
- Nowadays, however, the ginkgo's primary claim to fame is the extract obtained from its fan-shaped leaves.
然而,如今银杏之所以出名,则主要是由其扇形叶片的萃取物所造成的。 - The result shows that because of the impertinent design of air supply, the mechanical fan in platform can't extract smoke efficiently in fire.
采用热烟试验方法在某地铁站侧式站台进行了机械排烟试验,发现由于站台内补风方式不合理,导致火灾时排烟风机不能有效地排出烟气。 - Analyses the key issues in selecting air-cooled water chillers, adopting fan coil unit and diffuser to supply air and designing of smoke extract fans.
分析了风冷冷水机组选型、用风机盘管接散流器送风、排烟风机控制设计应注意的问题。
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