spiral vane flowmeter [仪] 螺旋叶片式流量计

rotary-sliding-vane flowmeter [仪] 旋转滑动叶片式流量计

sliding vane flowmeter 刮板流量计

rotating vane-type flowmeter 旋转叶片式流量计

vane-wheel type flowmeter [仪] 叶轮式流量计 ; 翼轮式流量计

rotary vane-type flowmeter 回转叶片式流量计

sliding vane rotary flowmeter 刮板流量计

vane wheel flowmeter 叶轮式流量计

centrifugal vane wheel type flowmeter 离心叶轮式流量计