| 近百年来长江洪水变化的初步分析 |
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| 引用本文： | 黎明,王力.近百年来长江洪水变化的初步分析[J].西南师范大学学报(自然科学版),1999,24(1):97-102. |
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| 作者姓名： | 黎明 王力 |
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| 作者单位： | 西南师范大学城镇与资源环境科学系!重庆400715 |
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| 摘 要： | 采用水文时间系列的逐项分析法，统计分析了近百年来长江洪水变化的总体趋势与主要周期，发现近百年来长江洪水变化存在增大的总体趋势，并有４０ａ，３５ａ等主要周期变化。这与近百年气候的趋暖性变化及太阳活动的周期性强弱变化有关。
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| 关 键 词： | 长江 变化周期 气候变化 洪水灾害 洪水预报 |
Analysis of flood variation of Yangzi River in last 100 years |
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| Li Ming,Wang Li,He Qiutang.Analysis of flood variation of Yangzi River in last 100 years[J].Journal of Southwest China Normal University(Natural Science),1999,24(1):97-102. |
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| Authors: | Li Ming Wang Li He Qiutang |
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| Abstract: | Using termwise analytical method of hylrographic\|time series,the main tendency and the main period of flood variation of Yangzi River in the last 100 years are counted and analysed.And it is found that there was been an accreting main tendency of flood in the last 100 years.And there are main periodic changes such as 40a,35a and so on.It is connected with climatic changes towards warm and with the periodic changes of the solar activities. |
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| Keywords: | Yangzi River flood variation period climate changes |
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