1961 - 2017年中国东北地区降雪时空演变特征分析
周晓宇, 赵春雨, 崔妍, 刘鸣彦, 敖雪, 李娜, 李经纬

Analyzing the characteristics of temporal and spatial evolution of snowfall in Northeast China from 1961 to 2017
Xiaoyu ZHOU, Chunyu ZHAO, Yan CUI, Mingyan LIU, Xue AO, Na LI, Jingwei LI
图3 1961 - 2017年东北地区年(a)、 秋季(b)、 冬季(c)、 春季(d)降雪量占同期降水量比例
Fig.3 The annual snowfall (a), autumn snowfall (b),winter snowfall (c) and spring snowfall (d) relative to the precipitation over the same period from 1961 to 2017 in Northeast China