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1788年夏季长江流域持久性洪水暴雨及其前期气候异常现象 被引量:4

THE PERSISTENT FLOOD OF RAINSTORM OF THE YANGTZE VALLEY IN THE SUMMER OF 1788 AND THE ABNORMAL CLIMATIC PHENOMENA BEFORE THE FLOOD OF RAINSTORM
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摘要 1788年夏季,长江流域持久性洪水暴雨范围广,特大洪水暴雨时空分布趋势呈现绳套形。这种持久性洪水暴雨前期冬春两季,前冬系流域性范围降雪,嗣后,流域主要为持时长和范围广的多雨水气候异常现象,中下游流域入梅期早。 This paper introduces the persistent flood of rainstorm of the Yangtze Valley in the summer of 1788 and the abnormal climatic phenomena before tha flood of rainstorm.It accumulates a great amount of data from the historical documents and carved inscription records, and presents the author’s view only for your reference in a longrange weather forecast.The floods of rainstorm occurred in extensive areas and laster for a long period in the Yangtze Valley in the summer of 1788.Before the persistent flood of rainstorm of the Yangtze Valley in the summer of 1788, more precipitation and snow and other abnormal climatic phenomena occurred in extensive areas and lasted for a long period in the winter and spring of the Valley. There are some striking differences between the above-mentioned flood and the persis-tent drought of the Yangtze Valley or the flood of rainstorm of drought to flood on the Upper Reaches of the Yangtze Valley in summer.
作者 汪耀奉
出处 《地理研究》 1985年第4期71-77,共7页 Geographical Research
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