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1.At the same time Monolithic cesiumic potassium flameproof glass features very good workability,can be processed to be sandwich safety glass,hollow glass,coated glass,dot-type curtain wall glass,hot-type curtain wall glass,hot-bent flameproof glass,and can serve as fire partition and escape passage in house.
单片防火玻璃具有很好的加工性，能加工成为夹层安全玻璃、中空玻璃、镀膜玻璃、点式幕墙玻璃，热弯防火玻璃，还可以作为室内的防火隔断和逃生通道。收藏指正
2.A passage for escape or exit; a vent.
出路逃跑或退出的通道；出口收藏指正
3.A passage through which smoke and gases escape from a fire or furnace; a flue.
烟道烟和煤气从火焰或火炉中释放出来的通道；烟道收藏指正
4.leave oneself a way out; leave oneself an option; provide a passage for escape in case of emergency; prepare a way out of a difficult position; provide for a retreat against contingencies
给自己留条后路收藏指正
5.A device for sealing a passage against the escape of gases, especially a U-shaped or S-shaped bend in a drainpipe that prevents the return flow of sewer gas by means of a water barrier.
U字形或S字形隔臭管为防止气体漏逸而封堵一段通道的装置，尤指排水管中的U形管或S形弯管，它可以通过水的阻挡防止下水道气体倒流收藏指正
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