rotary servo valve

例句：

1. 1.The rotary servo valve is a crucial component in the control system of the aircraft engine.
   旋转伺服阀是飞机发动机控制系统中的关键部件。
2. 2. The rotary servo valve was designed to improve fuel efficiency by reducing air leakage.
   旋转伺服阀被设计用来通过减少空气泄漏来提高燃油效率。
3. 3. The rotary servo valve has been widely used in various industrial applications due to its high reliability and durability.
   由于其高可靠性和耐用性，旋转伺服阀在各种工业应用中得到了广泛应用。