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3 西北地区东部旱转涝(a、b)、涝转旱(c、d)年春(a、c)、夏季(b、d)700 hPa风场距平合成(风矢,单位:m·s-1,通过90%置信水平的显著性检验)和水汽通量散度距平合成场(填色区,单位:10-6 g·kg-1·s-1
Fig.3 Composites of 700 hPa wind anomalies (vectors, Unit: m·s-1, passing significance test at the 90% confidence level ) and water vapor flux divergence anomalies (the color shaded, Unit:10-6 g·kg-1·s-1) in spring (a, c) and summer (b, d) in drought-to-flood years (a, b) and flood-to-drought years (c, d)