range-height indicator

例句：

1. 1. Therange height indicator is used to measure thedistance between two points on a map.
   范围高度指示器用于测量地图上两点之间的距离。
2. 2.The range height indicator helps us to determinethe optimal flight path for our aircraft.
   范围高度指示器帮助我们确定我们飞机的最佳飞行路径。
3. 3. The range height indicator is crucial formaintaining safe and efficient navigation in remote areas.
   范围高度指示器对于在偏远地区保持安全和高效的导航至关重要。