... machine assembly area 机器装配区 public assembly area 公众聚集场所 Parts Assembly Area 部装区 ...
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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.
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。
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