区域洪水频率分析是解决资料缺乏地区洪水频率计算的一种方法。
Regional flood frequency analysis is the effective method for flood frequency analysis in data-lacked or non-data area.
无资料地区设计洪水的区域频率分析包括选择相似流域组、估计指标洪水以及推求区域综合增长曲线和设计流域的洪水频率曲线。
Regional flood frequency analysis for un-gauged basins included selecting a pooling-group, estimating the index flood, deriving pooled growth curve and fitting flood frequency curve for tested basin.
区域频率分析能充分利用相似流域组的资料来扩充信息量，克服单站样本系列资料短缺的局限，解决无资料地区设计洪水的估算问题。
Regional flood frequency analysis is a useful approach method that avoids the shortness of at-site sample series and estimates design flood for un-gauged area.
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