...流域水文模型 地形指数 [gap=8669]Key Words： Cellular Automata, Distributed, Watershed Routing Model, Topography Index ...
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The function relationship between the maximum of soil moisture deficiency and topography index is given. The flow concentration paths of net rainfall in every grid element are gotten from DEM, which solve the problems of rainfall input and parameters grided.
利用考虑高程影响的协克里金方法确定单元网格时段降雨量;利用遥感资料获取研究区域内的植被覆盖情况、土地利用分布情况等;建立了最大缺水量同地形指数之间的函数关系,基于数字高程模型确定单元网格中净雨的汇流路径,从而解决了模型产汇流计算过程中的降雨输入和参数网格化问题。
参考来源 - 网格型松散结构分布式水文模型及地貌瞬时单位线研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The topography index method taking into consideration the effects of topography is used to calculate water yield.
产流计算考虑到地形坡度的影响采用基于地形指数的计算方法。
The analysis of the topographic index variance can help us study catchment topography and hydrological similarity.
地形指数空间变异特征分析可为研究流域地形和流域水文相似性提供基础资料。
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