河西走廊2023年春季两次强沙尘天气过程对比 |
| 何敏, 王金龙, 黄玉霞, 苟尚, 张可心, 王彩凡, 魏雅鹏, 张艳荣, 张伊婕, 安俊宝 |
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Comparison of two severe sand-dust weather processes over the Hexi Corridor in spring 2023 |
| HE Min, WANG Jinlong, HUANG Yuxia, GOU Shang, ZHANG Kexin, WANG Caifan, WEI Yapeng, ZHANG Yanrong, ZHANG Yijie, AN Junbao |
| 图3 2023年3月20日08:00(a、c)、4月19日08:00(b、d)500 hPa位势高度场(黑实线,单位:dagpm)、温度场(红虚线,单位:℃)、风场(风矢,单位:m·s-1)(a、b)及海平面气压(紫色等值线,单位:hPa)和地面风场(风矢,单位:m·s-1)(c、d) (字母D表示低压中心,字母G表示高压中心,棕色粗线表示槽线,蓝色粗线表示锋面) |
| Fig.3 Geopotential height field (black solid lines, Unit: dagpm), temperature field (red dashed lines, Unit: ℃), and wind field (wind vectors, Unit: m·s-1) at 500 hPa (a, b), and sea level pressure field (purple contours, Unit: hPa) and surface wind field (wind vectors, Unit: m·s-1) (c, d) at 08: 00 on 20 March (a, c) and 19 April (b, d) 2023 (The letter D denotes low-pressure center, and the letter G denotes high-pressure center, thick brown line represents trough line, and thick blue line represents front) |
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