Attribution of Persistent Precipitation in the Yangtze–Huaihe River Basin during February 2019 |
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作者姓名: | Zhixuan WANG Jilin SUN Jiancheng WU Fangyue NING Weiqi CHEN |
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作者单位: | 1. College of Oceanic and Atmospheric Sciences, Ocean University of China;2. Key laboratory of Physical Oceanography, Ocean University of China;3. Zhangzhou Meteorological Observatory,Zhangzhou Meteorological Bureau;4. Huaan Meteorological Observatory,Huaan Meteorological Bureau |
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基金项目: | support from the State Key Program of the National Natural Science Foundation of China (Grant No. 41430963); |
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摘 要: | In February 2019, a month-long persistent precipitation event occurred in the Yangtze–Huaihe River basin. The geopotential height field that affected the duration of this frontal rainfall was divided into a high-latitude part and a lowlatitude part for analysis. In the high-latitude part, a two-wave structure led to quasi-stationary circulation, and the change of both the blocking high pressure and Arctic Oscillation phase caused cold air to invade South China continuously and changed the fronta...
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