circulating air meaning in English

循环空气
循环气流

Af should be used . generally 1kw loss of the transformer needs at least 4m3 min circulating air
一般变压器每1kw损耗，至少要保证房间4m
Air - heating systems circulate air through ducts to and from an air heating collector ( figure 1 )
空气加热系统使空气循环，通过通往或是通出空气加热收集器的管道（见图一）。
The circulating air , driven by piezoelectric pump , turns into fluid when it is refigured by a nozzle and jets from the nozzle
压电泵驱动气体循环，循环气体由喷嘴整形后喷出，成为射流。射流以层流的形式运动。
The improved system was simulated by the computer program , and the simulation results show that the system performance would be improved greatly . a closed air cycle type seawater desalination system was developed . this process use circulated air to enhance evaporate of water , with proper utilization of the latent heat of condensation of water vapor , the process efficiency could be made high
其次，本文就原有空调、除湿、海水淡化?体机进行了实验和更加详细的计算机模拟，并根据分析结果提出了一系列的改进建议，同时对改进系统的性能进行了计算机模拟，分析表明，改进后的系统淡水产量将有较大的增加，运行能耗也将降低，使系统的整体性能大幅度提高。