pilot signal switch

例句：

1. 1.The pilot signal switch is used to controlthe aircraft's altitude and speed.
   飞行员信号开关用于控制飞机的高度和速度。
2. 2. Thepilot signal switch was designed to prevent accidentsduring takeoff and landing.
   飞行员信号开关被设计成在起飞和降落时防止事故。
3. 3. The pilot signal switch is essential formaintaining communication with other aircraft in the airspace.
   飞行员信号开关对于在空中域与其他飞机保持通信至关重要。