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一、前言极值波浪的长期分布规律对于海港和海上建筑物的设计是极为重要的。它包括对极值波浪系列选定一个合适的概率分布,并外延确定一个合适的设计值。在我国“海港水文”规范中,建议用皮尔逊Ⅲ型分布来拟合经验频率曲线,在实际工作中,适线时常常为照顾首部累积率很小的一两个大值及尾部若干小值等少数点据而人为地调整 CV 及 Cs
I. INTRODUCTION The long-term distribution of extreme waves is of crucial importance to the design of seaports and offshore structures. It consists of selecting a suitable probability distribution for the extreme wave series and determining the appropriate design value by extension. In our “Harbor Hydrology” regulation, it is suggested to use the Pearson Ⅲ distribution to fit the empirical frequency curve. In practical work, one or two large values of the first cumulative rate and a few tail small values A small number of points, according to artificially adjust the CV and Cs