rotating vane pump 回转式滑片泵

rotating vane-type flowmeter 旋转叶片式流量计

Rotating vane type cold water-meter 小口径旋翼式冷水水表

rotating vane type water meter 旋翼式水表

rotating vane pump coupling 回转式滑片泵联轴器

rotating-vane feeder 轮式喂料机

rotating vane anemometer 旋叶风速表

rotating vane compressor 旋转叶片式压缩机

rotating vane dynamic membrane filter 旋叶式动态膜滤装置