Areas where surface runoff is directed.
地表径流汇集的地区。
The Surface Runoff change main depends on precipitation change.
径流量的变化主要取决于流域降水量的变化。
The surface runoff output is 9.4% of the average annual rainfall.
以地表径流形式输出该系统的水量占年均降雨量的9.4 %。
Coverage on soil could effectively decrease soil content on surface runoff.
地表覆盖能有效地降低地表径流中的泥沙含量；
Urban surface runoff is the second large non-point pollution source next to agriculture.
城市地表径流是仅次于农业面污染源的第二大面污染源。
The major way for the pollution into the lake is surface runoff, sediment release and rainfall.
鄱阳湖污染物入湖途径主要是地表径流，其次是底泥释放和降雨。
Slope length is one of the important geomorphologic factors affecting the surface runoff and sediment yield.
坡长是影响坡面径流和水流侵蚀产沙的重要地貌因素之一。
S curve, time unit hydro graph and surface runoff hydrograph can be gotten through instantaneous unit hydrograph.
由瞬时单位线推求S曲线和时段单位线，可以得到城市雨水口径流的流量过程线。
The study of the surface runoff system model is the crux involving relevant concentrational flow theory in hydrology.
地面径流系系统模型的研究，是涉及水文学有关汇流理论的核心问题。
For example, freeway surface runoff is formed the role from rain washes freeway, which introduce sediment to the runoff.
如公路路面径流问题，其形成是由于降雨对路面的冲洗，将路面沉积物引入径流中。
The soil solute transport with surface runoff and sediment was greatly impacted by the soil texture and solute character.
土壤质地和溶质性质对土壤溶质地表迁移过程有较大影响。
The impacts of climate change, groundwater overdraft, surface runoff and food production changes on water resources are analyzed.
分析了气候变化、地下水超采、地表径流及粮食产量变化等方面对水资源的影响。
The purpose of the city storm surface runoff model is to draw the surf ace runoff hydrograph and simulate the process of storm runoff.
城市雨水地表径流模型的目的是推求城市雨水地表径流的流量过程线，从而模拟雨水的地表径流过程。
Phosphorus fractions could enter water body from surface runoff and leachate due to excessive irrigation of centralized farm wastewater.
养殖场污水田间处理会引起土壤表面径流和渗出液中的磷组分流失。
When surface cover of natural grassland reaches 90%, the benefits for grass reducing surface runoff is above 90% and not any erosion occurs.
当草地地面覆盖达90%时，草被拦蓄径流效益达90%以上，而基本上无侵蚀发生。
The soil evaporation, leaf transpiration rate and surface Infiltration of PS was highest, surface runoff was lowest, relating to porosity of PS.
在土壤蒸发、叶片蒸腾、地下入渗中PS最高，在地表径流中ps最低，这与PS的孔隙度有关。
The urban greenland is a main component of city ecological system and plays an important role in removing the pollutants in urban surface runoff.
城市绿地是城市生态系统的重要组成部分，对于控制城市地表径流中污染物起到至关重要的作用。
Under field conditions, surface runoff, water infiltration, and drainage should be taken into consideration when designing water demand for crops.
在田间条件下，设计作物需水量时还应考虑地表径流和水分的渗漏与下渗的情况。
Soluble nitrogen concentration in surface runoff from cultivated land is highest, and then is in runoff from village, barren grassland and orchard.
不同地表径流中的溶解态氮浓度的差别较大，村庄最高，其次是耕地、荒草坡、林果地。
Forest litter has considerable eco-hydrological effects in retarding surface runoff, trapping sediment, and equilibrating soil water and heat status.
森林凋落物具有阻滞径流、拦截泥沙和均衡土壤水热状况等功效。
The analysis results show that precipitation in the catchment had no trend, temperature rose slowly, and surface runoff decreased slowly during 1961-2000.
结果表明：1961—2000年南水北调中线工程水源区降水量无显著变化趋势，气温呈缓慢上升趋势，径流量呈缓慢减少趋势。
But the surface runoff, subsurface runoff, ground water and runoff are mostly effected by precipitation. The temperature influence on them is comparative less.
而地表径流量、次地表径流量、地下径流量及河川径流量主要受降水量变化的影响，受气温变化的影响相对较小。
The results showed that the correlation between total surface runoff and erosion modulus with land use types and those influence factors above was significant.
结果表明：坡耕地、杉木林地的次降雨地表径流量、地表径流侵蚀模数与坡度、降雨量、降雨强度、植被盖度等相关显著。
A simple two-layer analytical model was developed to describe the process of dissolved chemical loss in surface runoff from the beginning of runoff occurrence.
本文根据地表径流中溶质流失的流动特征和物理规律，基于矢量合成概念，建立了二层解析模型，描述从降雨开始径流使水溶质在地表的流失过程。
The results show that the surface runoff mainly are formed in the middle and the high mountainous area in the inland arid areas and dissipate in the pediment plain and desert.
结果表明，内陆干旱地区的地表径流主要形成于中、高山区，散失于山前平原和沙漠。
Method combining DEM with stream network leads to a more accurate drainage network from surface runoff modeling, especially for flat area. Method of modifying existing DEM by add…
水系图与DEM结合的方法可以消除径流模拟结果与现有水系不吻合的现象，有效提高径流模拟精度。
It was significant to study the nitrogen and phosphorus losses from surface runoff in double cropping rice filed for guiding the rational fertilizer and protecting water environment.
研究双季稻田不同施肥量处理的氮磷降雨径流损失规律，对于指导双季稻合理施肥、保护水环境具有重要的现实意义。
Stormflow consists of phreatic water, surface runoff and weather horizon-passing rain. The rise and drop of their discharge are consistent with that of the river discharge after rain.
潜水河雨后地表径流由地表下潜水、雨水地面上径流、雨水风化层径流构成，三部分水均随河道流量的增减而增减。
Stormflow consists of phreatic water, surface runoff and weather horizon-passing rain. The rise and drop of their discharge are consistent with that of the river discharge after rain.
潜水河雨后地表径流由地表下潜水、雨水地面上径流、雨水风化层径流构成，三部分水均随河道流量的增减而增减。
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