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Analysis of Meteorological Elements Response and Sand Transport in the Process of Sand-dust Storms
Author(s): HU Wenfeng, HE Qing, YANG Xinghua
Pages: 34-
39
Year: 2012
Issue:
3
Journal: Bimonthly of Xinjiang Meteorology
Keyword: Badan Jaran Desert; sand-dust storm; micro-meteorological factors; sand transport;
Abstract: 通过野外监测系统获取的试验数据,对拐子湖地区2011年4月一次强沙尘暴过程中贴地层微气象要素和输沙进行分析,得出如下结论:大气高温干燥,地表高温低湿、气压下降,风速增大是沙尘暴来临的前兆;沙尘暴过程中风向和风速相对稳定,气压、水汽压和相对湿度都会明显下降;地温下降速度较慢,土壤湿度略有增大;输沙量主要集中于距地表50 cm以内高度层,在0~20 cm高度层里输沙量呈增大趋势,20 cm以上随着高度...
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