elevation coverage

例句：

1. 1.The elevation coverage of the mountain range is crucial for navigation.
   山脉的海拔覆盖对导航至关重要。
2. 2.The elevation coverage of the glacier has been measured to be 500 meters above sea level.
   冰川的海拔覆盖被测量为比海平面高出500米。
3. 3. The elevation coverage of the forest was determined by analyzing satellite imagery.
   森林的海拔覆盖通过分析卫星影像来确定。