The simulated accuracy of annual average runoff and soil loss by WEPP model was satisfied.
WEPP对多年平均径流量和侵蚀量的模拟效果可满足要求。
The artificial rainfall experiment has been designed for analysing erosion of typical slopes during the railway construction, to quantify the runoff and soil loss.
针对铁路建设过程中的典型坡面进行了野外人工模拟降雨实验，以定量研究铁路施工引起的水土流失量。
Based on observation data of experiment plots at the City of Zhangjiakou, analysis was made on the effect of rainfall intensity on the relationship among slope length, runoff and soil loss.
张家口市水保试验站坡长小区五年观测资料表明，降雨强度影响径流量、侵蚀量随坡长的变化。
The basic theory of soil and water loss research has been provided by combining the several physical laws of energy with rain and runoff on slope.
把能量中的几个物理定律同降雨、坡面径流联系起来，为进一步研究水上流失提供了理论基础。
Rainfall, runoff and vegetation are mainly factors impacting soil loss in red soil watershed.
降雨、径流和植被是红壤小流域土壤侵蚀的主要影响因素。
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。
Runoff is an essential factor for regional soil and water loss.
径流是区域水土流失的基础。
Leves trench tillage can retain runoff, decrease soil wash and nutrient loss, increase utilization rate of soil water, and further increase crops yield.
水平沟能够显著地拦蓄径流，减少土壤冲刷和养分流失，提高土壤水分利用率，进而提高作物单产。
The characteristics and laws of soil and water loss in coal mining area of loess plateau were discussed by using field investigation and experimental method of simulated runoff scour.
采取野外调查和模拟径流冲刷实验方式，探讨了黄土高原煤炭开采区水土流失的特征和规律。
Base on investigation of soil and water loss in Baipenzhu reservoir catchment area, experimental research on rainfall-runoff-sediment yield of typical erosion landform and vegetation was carried out.
在对白盆珠水库库区开展水土流失实地调查的基础上，选择库区典型的侵蚀地貌类型与植被类型进行降雨—径流—产沙规律的初步研究。
Based on the runoff and sediment transport data obtained at Panjiangqiao and Gaoche cross-sections from 1989 to 2001 the soil loss in the Beipanjiang basin is analyzed.
以1989 - 2001年通过盘江桥、高车断面的输沙量资料，分析北盘江流域的水土流失状况。
In the plot experiment on runoff, the loss of water, soil and fertilizer and the characteristics of contour terrace, grass wasteland and eroded soil were studied.
采用径流小区法研究等高梯地、荒草地、侵蚀地三种类型水土肥流失及其变化特点。
Sediment incipient motion mechanism of rainfall runoff is the important theoretical foundation for soil and water loss control on sloping land and comprehensive treatment of watershed.
坡面降雨径流泥沙起动规律研究对控制坡面水土流失、开展流域综合治理具有重要意义。
Sediment incipient motion mechanism of rainfall runoff is the important theoretical foundation for soil and water loss control on sloping land and comprehensive treatment of watershed.
坡面降雨径流泥沙起动规律研究对控制坡面水土流失、开展流域综合治理具有重要意义。
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