recycle air meaning in Chinese

精馏塔压力

Kevin ' s got asthma . that recycled air in the plane i mean , yuck
凯文有哮喘病。飞机上的循环空气，很讨厌的
Allow plenty of fresh air into the indoor environment . open windows to recycle air when possible
室内应有大量的新鲜空气。开窗使空气尽可能地流通。
Fresh air is added to recycled air through very fine filters to remove dust , viruses , fungi and bacteria
我们于机舱内不断增添新鲜空气，经过泸以消除当中的尘埃真菌及细菌