In this paper, firn line and median altitudes of glaciers, and their geographical coordinates in the data base of glacier inventory of the interior water system in the Tibetan Plateau of China are analysed.
本文选用中国冰川目录数据库中的青藏高原内陆水系冰川粒雪线、中值高度和地理坐标资料，利用计算机绘图方法，绘制出冰川粒雪线、中值高度在空间的变化趋势。