true airspeed indicator

例句：

1. 1.The pilot used the true airspeed indicator to adjust his altitude.
   飞行员使用真实速度指示器来调整他的飞行高度。
2. 2.The true airspeed indicator showed that the plane was flying at a constant speed.
   真实速度指示器显示飞机以恒定速度飞行。
3. 3.The true airspeed indicator is crucial for maintaining safe altitude during takeoff.
   真实速度指示器对于在起飞过程中保持安全高度至关重要。