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| 21. | The purpose of the ventilation system is to supply and exhaust air for passenger safety and comfort. |
| 装置通风系统的目的，是为地铁站进气和抽气，以便为乘客提供安全和舒适的环境。 |
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| 22. | Exhaust air or inert gas containing the DMF is continuously sent to a recovery system where the solvent |
| 排出的含有二甲基甲酰胺溶剂的空气或惰性气体被连续送到回收系统,通过冷却或吸收的方式被回收。 |
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| 23. | Propeller fans exhaust air through holes in the wall. |
| 螺旋式通风机从壁孔中排出空气。 |
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| 24. | Exhaust air cooling down when passing through the hood,it provides a cold and pleasant working environment |
| 排出的油污及热空气,因其经过洒水系统部份,以致排出空气减温,徒而提供一个较清闵工作环境. |
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| 25. | exhaust pulse air injection |
| (抽吸式) 排气脉冲空气喷射 |
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| 26. | You need to exhaust the air in thejar. |
| 你需要把瓶中的空气抽 |
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| 27. | The developed technique is applied to ambient air and automobile exhaust analysis. |
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| 28. | The exhaust pipe influences air supply and smoke exhaust, that can induce incomplete combustion and efficiency |
| 排烟管的设计安装不当将影响空气的供给,从而引起燃烧不完全和火焰拉长现象,导致热效率下降。 |
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| 29. | Domestic hot water is provided mainly by a heat pump using exhaust air from the composting toilet. |
| 家庭生活热水主要由以沼气为燃料的热泵提供的，沼气是由带发酵装置的厕所产生的。 |
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| 30. | They are of the hygroscopic type, able to recover winter moisture from the exhaust air and thus reduce |
| 它们是吸湿型的，能够减缓冬季排气所带来的湿气，因此降低对辅助空气吸湿器的负担。 |
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