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2 西北地区东部旱转涝(a、b)、涝转旱(c、d)年100 hPa春季(a、c)位势高度距平合成(填色区)及夏季(b、d)位势高度场(等值线)(单位:gpm) (打点区域为位势高度异常通过95%置信水平的显著性检验,黑色虚线为南亚高压东脊点) |
Fig.2 Composites of 100 hPa geopotential height anomalies in spring (the color shaded)(a, c) and 100 hPa geopotential height fields in summer (contours)(b, d) in drought-to-flood (a, b) and flood-to-drought (c, d) years (Unit: gpm) (the dotted for geopotential height anomalies passing the significance test at the 95% confidence level, the black dash line for the east ridge of South Asia high) |
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