The process of runoff in urban area is mainly influenced by rainfall process and underlying surfaces variation.
城区降雨径流过程主要受降雨过程和下垫面变化的影响。
The process of soil nitrogen loss in runoff and sediment is restricted by interaction of soil nutrient with rainfall and runoff.
坡地土壤养分流失过程实际上是表层土壤养分与降雨、径流相互作用的过程，土壤养分流失的多少主要受相互作用的限制。
In this study, simulating rainfall was applied to study the runoff process and infiltration rate of soil under the cover of vegetation at the preliminary succession stages.
利用模拟降雨装置，研究了演替恢复初期不同植被覆盖以及不同处理下坡面降雨的产流过程和入渗率。
Hystersis influences infiltration characteristics and runoff volume during the process of rainfall infiltration runoff.
滞后作用的存在，不但影响降雨过程中的入渗特性，而且影响产流量。
Based on analyzing the physical process of runoff generation, a method for partition of surface and ground net rainfall and runoff generation is proposed.
对流域产流的物理过程进行了分析，建立了地面及地下净雨划分的数学公式及流域产流的计算方法。
In addition, with the extension of runoff-yielding time during the rainfall process, the sediment from slope tended to accelerate more rapidly than runoff volume increase.
降雨过程中，随着产流时间的延长，坡地产沙量呈加速增加的趋势，而且增加速度显著快于坡面径流。
Based on digital basin, HEC-1 model, a part of hydrological models in WMS, was selected to simulate the rainfall-runoff process.
在生成数字流域的基础上，采用WMS嵌入的HEC - 1模型进行降雨径流模拟研究。
Based on digital basin, HEC-1 model, a part of hydrological models in WMS, was selected to simulate the rainfall-runoff process.
在生成数字流域的基础上，采用WMS嵌入的HEC - 1模型进行降雨径流模拟研究。
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