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9 1961 - 2017年东北地区各等级降雪量(a)、 降雪日数(b)贡献率
Fig.9 Annual variations of the contribution rate of different levels of snowfall (a) and snowfall days (b) from 1961 to 2017 in Northeast China