true track angle

例句：

1. 1. The truetrack angle of the satellite is crucial fornavigation.
   卫星的真实轨迹角对于导航至关重要。
2. 2.The true track angle of the spacecraftwas measured to ensure stability during launch.
   为了确保发射过程中的稳定性，对宇宙飞船的真实轨迹角进行了测量。
3. 3. Thetrue track angle of therocket's trajectory wascritical for its successful landing.
   火箭的轨迹真实角度对于其成功着陆至关重要。