sliding-vane meter

例句：

1. 1.The new model car has a sliding vane meter that can quickly measure the speed of the engine.
   这款新型汽车配备了滑动翼式仪表，可以迅速测量发动机的速度。
2. 2.The engineer used the sliding vane meter to adjust the airspeed of the aircraft.
   工程师使用滑动翼式仪表调整了飞机的空速。
3. 3. The sliding vane meter is an essential tool for pilots in flight control.
   滑动翼式仪表是飞行员在飞行控制中不可或缺的工具。