2021年7—8月四川盆地高温热浪大气环流背景及影响分析
于浩慧, 周长艳, 陈超, 陈永仁

Analysis of atmospheric circulation background and main impacts of heatwave in Sichuan Basin from July to August 2021
YU Haohui, ZHOU Changyan, CHEN Chao, CHEN Yongren
图5 1981—2010年7—8月(虚线)及2021年7月25日至8月9日(实线)200 hPa(a)与500 hPa(b)平均位势高度场 (单位:gpm)
Fig.5 The average geopotential height from July to August during 1980-2010 (dashed lines) and from 25 July to 9 August 2021 (solid lines) at 200 hPa (a) and 500 hPa (b) (Unit: gpm)