利用平衡线分布图和地形、水系同时显示，按四个分布不同类型分析了平衡线与河流、山脉以及大气环流等的关系。
Equilibrium line attitude of glacier system 's distribution map , topography and river system map are showed in the same map . It is easy to find the relation of snow line , river , mountain range , etc , and four different distributions .
平衡线图