西太平洋副热带高压控制下湖南一次短时强降水成因分析
兰明才, 周莉, 蒋帅, 尹依雯, 许霖

Causes of a short-term heavy rainfall under the control of the western Pacific subtropical high in Hunan Province
LAN Mingcai, ZHOU Li, JIANG Shuai, YIN Yiwen, XU Lin
图2 2018年9月6日08:00(a、c)和14:00(b、d)500 hPa(a、b)和925 hPa(c、d)位势高度场
(等值线,单位:dagpm)及风场(风向杆,单位:m∙s-1)
Fig.2 Geopotential height field (isolines, Unit: dagpm) and wind field (wind shafts, Unit: m∙s-1) at 500 hPa (a, b) and 925 hPa (c, d) at 08:00 BST (a, c) and 14:00 BST (b, d) on September 6, 2018