西北地区东部春夏季旱涝转换环流特征及其与大西洋海温的关系
张雯, 马阳, 王素艳, 王岱, 李欣

Circulation characteristics of drought-flood transition from spring to summer over the east region of Northwest China and its relationship with Atlantic sea surface temperature
ZHANG Wen, MA Yang, WANG Suyan, WANG Dai, LI Xin
图1 西北地区东部旱转涝(a、b)、涝转旱(c、d)年春(a、c)、夏季(b、d)500 hPa位势高度距平合成(单位:gpm)
[打点区域为位势高度距平通过95%置信水平的显著性检验,黑色方框为西北地区东部区域(下同)]
Fig.1 Composites of 500 hPa geopotential height anomalies in spring (a, c) and summer (b, d) in drought-to-flood years (a, b) and flood-to-drought years (c, d)(Unit: gpm)
(the dotted for geopotential height anomalies passing the significance test at the 95% confidence level, the black outlined for the east region of Northwest China. the same as below)