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7 7月JPI负指数回归的前期5月大气热源距平场(等值线)分布(单位:W·m-2) (深、浅灰色区分别通过α=0.01、0.05的显著性检验) |
Fig.7 The distribution of atmospheric heat source anomaly field in May (contours) regressed by negative JPIin July (Unit: W·m-2) (Dark and light grey areas pass the significance tests at 0.01and 0.05 level, respectively) |