【机械工程】轮叶型致动器（回转式压水机）

vane-type actuator for liquids

vane-type piston machine or engine

vane-type damper

vane-type nozzle block【机】

vane-type instrument【仪】

vane-type vacuum pump

hydraulic transmission using vane-type pump and rotor, hydrostatic

vane-type supercharger【动力】