整个曝气器仅由陶瓷曝气头、通气螺杆、螺帽三个主要部分组成，密封部位面积极小。
The aerator, only made of three major parts of pottery aerator, aerate screw and cap is simple in structure and of easy assembly. There is a very small sealed area.
结构简单、组装方便。整个曝气器仅由陶瓷曝气头、通气螺杆、螺帽三个主要部分组成，密封部位面积极小。
The aerator only made of three major parts of pottery aerator aerate screw and cap is simple in structure and of easy assembly. there is a very small sealed area.
设计了圆盘型涡凹曝气头和螺旋桨型涡凹曝气头，比较了两种类型曝气器的引气量、曝气气泡直径、粒径分布等。
The design of the disc turbine aerator and the oar turbine aerator are discussed. Their inspiratory capacity, air bubble diameter and distribution frequency are compared.
设计了圆盘型涡凹曝气头和螺旋桨型涡凹曝气头，比较了两种类型曝气器的引气量、曝气气泡直径、粒径分布等。
The design of the disc turbine aerator and the oar turbine aerator are discussed. Their inspiratory capacity, air bubble diameter and distribution frequency are compared.
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