曝气器 meaning in Chinese

aerator
air sparger

Oxygen transfer measurement of aerators in clean water
曝气器清水充氧性能测定
Openable middle and fine bubble diffuser for wastewater treatment
污水处理用可张中微孔曝气器
Fine bubble aerator for wastewater treatment
污水处理用微孔曝气器
Double rings umbrella aerator
双环伞型曝气器
Installation technology for the aeration system of the disk aerator in sewage disposal plant
污水处理厂盘状曝气器曝气系统安装工艺

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