2020年7月黑龙江极端少雨成因初探
娄德君, 李永生, 王永光, 陈晨, 张健

Preliminary study on the causes of extremely less precipitation in Heilongjiang Province in July 2020
LOU Dejun, LI Yongsheng, WANG Yongguang, CHEN Chen, ZHANG Jian
图8 5月南海关键区大气热源与前期各月IOBW指数的相关系数(a)和5月IOBW指数回归的同期0°—20°N平均纬向垂直环流(b,流线,其垂直速度值扩大2000倍,单位:Pa·s-1
(灰色区通过α=0.05的显著性检验)
Fig.8 Correlation coefficients between atmospheric heat sources in the key areas of the South China Sea in May and previous monthly IOBW indices (a) and average zonal vertical circulation over 0°-20°N in the same period regressed by IOBW in May (b, streamlines, the vertical speed multiplied by 2000, Unit: Pa·s-1
(The grey areas pass the significance test at 0.05 level)