关键词: 水系,分维,分形,流域地貌,甘肃省,祖厉河[gap=603]keywords: river networks,fractal dimension,fractal,drainage geomorphic,Gansu Province,Zuli River
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Then establishing a dependable orientation water-sediment dynamics of river networks is the important part of the work .
则建立一套可靠适用的城市河网水流泥沙动力学模型就是数字水利的重要部分。
参考来源 - 河网水沙的数值模拟·2,447,543篇论文数据，部分数据来源于NoteExpress
A numerical model for simulating unsteady flow and suspended sediment transport in river networks was presented.
所有单一河流断面处的含沙量通过单一河流悬沙输运的求解方法获得。
This paper analyzed the spatial characteristics of tree-like river networks, and built vector model based on graph theory.
以树状河系为研究对象，分析其空间特征，建立基于图论的水系网矢量模型。
Water from the Yangtze river was introduced to wash river networks in polluted urban area and southern water system of Zhangjiagang to improve water environment.
为改善张家港地区河网水环境，尤其是污染严重和常年淤积的城区以及南部水系，引长江水对张家港河网进行冲洗。
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