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RELATIONSHIP BETWEEN THE POSITION VARIATION OF THE WEST PACIFIC SUBTROPICAL HIGH AND THE DIABATIC HEATING DURING PERSISTENT HEAVY RAIN EVENTS IN YANGTZE-HUAIHE RIVERS BASIN
Author(s): 
Pages: 327-335
Year: Issue:  3
Journal: Journal of Tropical Meteorology

Abstract: 采用NCEP/NCAR逐日再分析资料及全国740站逐日降水资料,讨论了江淮流域持续性强降水期间西太平洋副高位置变动特征及其与非绝热加热的关系.通过个例合成研究发现:副高位置变异与强降水持续期间大气非绝热加热关系密切.强降水持续期间,副高北侧的江淮流域和西侧的孟加拉湾北部地区均存在强烈的视热源和视水汽汇.强降水发生前3 d,江淮流域Q1z开始增大,到降水发生后2 d的Q1z达到最大,尔后逐渐减小,降...
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