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The main methods for calculating designed flood are probable maximum precipitation and hydrologic frequency analysis.
设计洪水计算方法主要是可能最大降雨和水文频率法。
youdao
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The main methods for calculating designed flood are probable maximum precipitation and hydrologic frequency analysis.
设计洪水计算方法主要是可能最大降雨和水文频率法。
youdao