西安春季沙尘对环境空气质量的影响及来源
李丽, 肖舜, 董治宝, 吕萍, 王娜, 张佳音, 韩婧, 张壮壮, 米娜, 刘随心, 刘建宝

Influence and source analysis of Spring dust storm on ambient air quality in Xi'an, China
Li Li, Shun Xiao, Zhibao Dong, Ping Lv, Na Wang, Jiayin Zhang, Jing Han, Zhuangzhuang Zhang, Na Mi, Suixin Liu, Jianbao Liu
图4 2023年春季不同时期小寨、长安区、临潼区PM2.5/PM10比值
Fig.4 PM2.5/PM10 ratio of Xiaozhai, Chang'an and Lintong in different periods in Spring of 2023