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2 2020年7月500 hPa位势高度场(黑色等值线,单位:gpm)及距平场(填色区,单位:gpm)(a)、200 hPa纬向风距平场(b,单位:m·s-1)和整层水汽通量(矢量,单位:kg·m-1·s-1)及水汽通量散度(填色区,单位:10-5 kg·m-2·s-1)距平场(c)
(蓝色等值线为气候平均5880 gpm线,粗黑色线条为黑龙江省边界。下同)
Fig.2 The 500 hPa geopotential height (black contours, Unit: gpm) and its anomaly field (color shaded areas, Unit: gpm) (a), 200 hPa zonal wind anomaly field (b, Unit: m·s-1) and integrated water vapor flux (vectors, Unit: kg·m-1·s-1) and water vapor flux divergence (color shaded areas, Unit: 10-5 kg·m-2·s-1) anomaly field (c)
(the blue contours for the climatic mean 5880 gpm lines, the thick black line for the boundary of Heilongjiang Province. the same as below)