华北地区颗粒物浓度时空分布特征及其因素

詹建益, 黄观超, 周华, 段文松, 吴安安, 王文洁, 李婷

Spatial and temporal distribution characteristics and factors of particulate matter concentration in North China

ZHAN Jian-yi, HUANG Guan-chao, ZHOU Hua, DUAN Wen-song, WU An-an, WANG Wen-jie, LI Ting

图3 2017年华北地区颗粒物年均浓度空间聚集特征

Fig. 3 Spatial aggregation characteristics of annual average particulate concentration in North China in 2017