rudder trim tab

例句：

1. 1.The pilot used the rudder trim tab to adjust the aircraft's direction.
   飞行员使用舵面调整器来调整飞机的方向。
2. 2. The rudder trim tab was designed to improve controllability during takeoff and landing.
   舵面调整器的设计目的是为了提高起飞和着陆时的操控性。
3. 3. The rudder trim tab is a critical component of an aircraft's navigation system.
   舵面调整器是飞机导航系统的关键组成部分。