大气排气
atmospheric exhaust
atmospheric steam exhaust
带成卷装置的排气式开棉机
exhaust opener and lap machine
电子设备冷却气排气口
electronic equipment cooling air exhaust port
方形下排气旋风分离器
square cyclone separator with downward gas exit
废气排气系统
exhaust emission suction system
滑门式排气制动
sliding gate type exhaust brake