东北地区PM2.5质量浓度遥感估算与时空分布特征
吴迪, 高枞亭, 李建平, 马艳敏, 穆佳, 吴玉洁

Remote sensing estimation and spatial-temporal distribution of PM2.5 concentration in Northeast China
Wu Di, Gao Zongting, Li Jianping, Ma Yanmin, Mu Jia, Wu Yujie
图6 2009—2018年东北地区PM2.5质量浓度空间分布
Fig. 6 Spatial distribution of annual average PM2.5 concentration in Northeast China from 2009 to 2018