impeller aerator meaning in Chinese

叶轮式曝气装置

Technical requirements for impeller aerator
叶轮增氧机.技术条件
Specification for impeller aerator
叶轮增氧机技术条件
Test methods for impeller aerator
叶轮增氧机.试验方法
S32 series impeller aerator fluffer
S32系列叶片松砂机
Yl gear impeller aerator is one of farming machines widely used in aquaculture at present
Yl型齿轮式叶轮增氧机，是目前水产养殖业广泛采用的养殖机械之一。