air-con

The bus is a 45-seater with air-con and videos.

这辆大巴能坐45人，内有空调和影像设备。

This method can guide the design of other air con ~ vey ing system.

该设计方法对其它气力输送系统的设计具有指导意义.

Daily check and maintain air - compressor , vacuum, air - dryer air - con, humidifier running status.

每日空压机, 真空泵, 干燥机,空调,增湿器等的维护维修, 保证设备的正常运转.