Heat pipe and evaporative cooling technology were combined to recover energy of central exhaust air 摘要提出了用于暖通空调领域新、排风能量回收的热管式两级蒸发冷却空调系统。
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。
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。
After moulding material is preheated , must join the mould 20 - 40 second then exhaust air in mould to add again to press 1 . 0注：模塑料预热后，须在模具中合模20 - 40秒后排气再加压。
Note : after moulding material is preheated , must join the mould 20 - 40 second then exhaust air in mould to add again to press 1 . 0注：模塑料预热后，须在模具中合模20 - 40秒后排气再加压。
Exhaust air cooling down when passing through the hood , it provides a cold and pleasant working environment to the chefs 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
The upper supply and bottom exhaust air distribution is formed in painting polluting area with local plenum chamber and slot outlets 摘要利用局部静压箱和条缝型百叶排风口在污染控制区形成上送风下排风的气流组织形式。
They are of the hygroscopic type , able to recover winter moisture from the exhaust air and thus reduce the load on the supply air humidifiers 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。
With the project example , discusses the request of ventilating and cooling system , calculation of supply and exhaust air rate and design of ventilating system 摘要结合设计实例，探讨了对通风冷却系统的要求、进排风量的计算及通风系统的设计。
1 this system is used for the chemical laboratory and its functions to remove harmful vapors from the exhausted air by means of water or specified reagent dilution 化学实验室排气系统需要有空气净化塔，通过水和特殊试剂对排气中有害气体进行洗涤。
