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Effect of Spatial Precipitation Heterogeneity on Runoff Process
Author(s): 
Pages: 1-6
Year: Issue:  2
Journal: HYDROLOGY

Keyword:  降水空间分布不均匀径流洪水子流域网格离散;
Abstract: 应用数字高程流域水系模型,通过子流域和网格2种空间离散方式,采用传统的子流域法、雨量插值子流域法、逐个网格法3种雨量数据输入处理方法,分别作日流量模拟与洪水过程模拟,模拟过程与实测水文过程相比较表明:日模中3种雨量处理方法计算精度相当,次模中逐个网格法优于传统子流域法和雨量插值子流域法;降雨空间分布不均匀性考虑得越充分,水文过程模拟精度越高.
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