其原因既受大区域性气候变化的影响，也受局部生态环境的影响。
The differences were affected by both climate changes in large area and local ecological environment.
气候雪线的空间分布规律既受高度地带性和纬度地带性限制，也受区域性气候的控制。
The regulars of space distribution of the climatic snowline are both controlled by the changes of altitude and latitude, and by the changes of regional climate.
应用推荐