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摘要：采用密云水库自建库至2005年的资料, 利用水文统计分析方法, 分析了密云水库径流、泥沙、降水、蒸发等水文特征的变化规律, 为合理利用密云水库水资源提供了依据。

 

关键词：水文特性 径流 降水 密云水库

 

1 流域概况

 

密云水库由潮白河上游两大支流潮河、白河汇流而成, 控制流域面积15788km2, 占