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中文摘要: 利用福州市近110年降水资料,通过数理统计和小波分析,揭示出该市近百年强降水频数的演变规律。分析显示:(1)3～9月是强降水多发期,其中大暴雨(R≥100mm)主要集中在7～9月的台风季节,而在1～3月及1 1～12月从未出现过。(2)大暴雨的年代分布呈准三波形式。(3)强降水(R≥50mm)的历史演变有着较好的准14年周期。
中文关键词: 暴雨，频数，统计，小波分析
Abstract:Analysis of the daily precipitation in Fuzhou by statistical and wavelet transform methods,the monthly and decade regulations of the rainy frequency with different intensity are obtained.It shows that:(1) The heavy rainfall always break out in the period from March to September,and the serious storms (R≥100mm) are mostly concentrated within the typhoon season (from July to September),but from January to March and November to December,there is none.(2) For the decade distribution,it is constantly symmetrical.(3) The quite period of the heavy storms (R≥50mm) during the recent one hundred and ten years is 14 years.All these results will provide a reliable climatic background for the ordinary heavy rain forecast.
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引用文本：
刘增基,邹燕,吴滨,2002.福州市近百年强降水频数的统计特征[J].气象,28(2):46-50.
,2002.Statistical Features of Frequency of Heavy Rainfall during Recent 100 Years in Fuzhou City[J].Meteor Mon,28(2):46-50.
刘增基,邹燕,吴滨,2002.福州市近百年强降水频数的统计特征[J].气象,28(2):46-50.
,2002.Statistical Features of Frequency of Heavy Rainfall during Recent 100 Years in Fuzhou City[J].Meteor Mon,28(2):46-50.