| 释义 |
叶轮yèlún涡轮机里带有叶片的轮,叶片受蒸汽或水流等的作用,使轴旋转而产生动力。也指水泵、鼓风机等机器里带有叶片的轮,转动时使流体运动。{impeller; vane wheel; wheel with blades in a turbine, propelled by steam or water current, turning the axle to generate power; also wheel with vanes in a water pump, air-blower, etc., that keeps fluid moving when it revolves} |