中国城市群地区PM2.5时空演变格局及其影响因素
王振波, 梁龙武, 王旭静

Spatio-temporal evolution patterns and influencing factors of PM2.5 in Chinese urban agglomerations
WANG Zhenbo, LIANG Longwu, WANG Xujing
图4 2000-2015年中国城市群分区间PM2.5浓度变化趋势
Fig. 4 The trends of PM2.5 concentration changes by range in China's urban agglomerations from 2000 to 2015