不同路径冷空气导致的宁夏沙尘重污染天气特征及传输规律
袁瑞瑞, 王建英, 张卫红, 张肃诏, 王坤, 雍佳

Characteristics of heavy dust pollution weather coused by cold air with different routes in Ningxia, China
Ruirui Yuan, Jianying Wang, Weihong Zhang, Suzhao Zhang, Kun Wang, Jia Yong
图8 2018—2021年中卫市后向轨迹聚类(A,B,C)、PSCF(D,E,F)及CWT(G,H,I)
注:基于自然资源部标准地图服务网站标准地图(审图号:GS(2019)1822)制作,底图边界无修改
Fig.8 Distribution of backward trajectory clustering (A, B, C), PSCF (D, E, F) and CWT (G, H, I) in Zhongwei from 2018 to 2021