| 近百年西北太平洋热带气旋年频数的变化特征 |
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| 引用本文： | 张光智,张先恭,魏凤英.近百年西北太平洋热带气旋年频数的变化特征[J].热带气象学报,1995,11(4):315-323. |
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| 作者姓名： | 张光智 张先恭 魏凤英 |
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| 作者单位： | 中国气象科学研究院天气动力所 |
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| 摘 要： | 利用经趋势订正的１８８４－１９８８年西北太平洋热带气旋年频数资料，分析了热带气旋年频数的多年变化及其与海面温度、南方涛动指数、太阳黑子数和环流型日数等的统计关系。初步结果表明，热带气旋年频数的变化具有明显的２１年、３１年、１５年和６年左右的周期和持续期平均为１２年左右的阶段变化；近百年来有三次较明显的转折，分别出现在１９３１、１９５９年１９７７年。热带气旋年频数在厄尔尼诺年有冬春季偏少、夏秋季偏多
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| 关 键 词： | 热带气旋 厄尔尼诺 环境变化 太平洋 |
| 收稿时间： | 1994/8/15 0:00:00 |
| 修稿时间： | 1994/12/27 0:00:00 |
A STUDY ON THE VARIATIONS OF ANNUAL FREQUENCY FOR TROPICAL CYCLONE IN NORTHWEST PACIFIC DURING THE LAST HUNDRED YEARS |
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| Zhang Guangzhi,Zhang Xiangong and Wei Fengying.A STUDY ON THE VARIATIONS OF ANNUAL FREQUENCY FOR TROPICAL CYCLONE IN NORTHWEST PACIFIC DURING THE LAST HUNDRED YEARS[J].Journal of Tropical Meteorology,1995,11(4):315-323. |
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| Authors: | Zhang Guangzhi Zhang Xiangong and Wei Fengying |
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| Institution: | Chinese Academy of Meteorologicalei Sciences, Beijing, 100081;Chinese Academy of Meteorologicalei Sciences, Beijing, 100081;Chinese Academy of Meteorologicalei Sciences, Beijing, 100081 |
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| Abstract: | In this paper,a study on the variation of annual frequency of tropical cyclone (TC) and its relation with SST, Southern Oscillation index, sunspot relative number and number of days for specific circulation patterns was made by using 1884-1988 data of ann |
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| Keywords: | Tropical cyclone E1 Nino Environmental variable |
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