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- rainfall runoff simulation 降雨径流模拟
- It is verified by the observed data of Xianing Port Area in Changsha City that the model is of high accuracy, with the greatest relative error of the peak flow of only 7.85%, thus can be used in runoff simulation of harbor rainfall drainage system. 经长沙市霞凝港区的实测资料检验,证明该模型在港区小流域的雨洪分析中有较高的精度,洪峰流量最大相对误差仅为7.;85%25,可用于港区雨水排水的径流模拟。
- The urban rainfall runoff pollution originates from the precipitation,the urban surface and the drainage system. 城市降水径流污染中的污染物主要来自降水、城市地表和排水系统。
- Rainfall runoff is the main factor affecting the formation of nonpoint pollution. 降雨径流是形成非点源污染的主要影响因素。
- The formula is superior to existing formulae, and it can be used in the research of muddy irrigation, rainfall runoff and erosion processes in watershed. 这一成果对流域降雨产汇流、壤侵蚀机理研究及浑水灌溉研究与应用具有一定的价值。
- Small-scale runoff field, water collection terrace and mini-scale water collectionarea are the three most effective and universal ways of the rainfall runoff collection-storage. 小型径流场、流梯田和微型集水区是当前使用最多、果最好的降雨径流集存形式。
- The researches on decreasing the pollution loads in rainfall runoff with PAM and functional materials of zeolite to improve the soil was accomplished using the simulated set. 建立模拟降雨装置,研究降雨条件下功能性材料与聚合物对降水土壤渗透性与地表径流污染负荷的影响。
- In general, the first contaminant concentration of rainfall runoff is high and the contaminant concentration is decreasing, with the time of rainfall prolonging. 一般规律是降水径流初始污染物浓度高,随着降水历时的延长,降水径流污染物浓度逐渐降低。
- The surface runoff simulation is used to involve geographic information data of landform, soil type, land use, hydrology and meteorology of the basin. 径流模拟通常基于流域地形、土地利用、土壤类型等信息数据,以及水文气象资料。
- The relationship of erosion and sediment yield and the effect of rainfall runoff on sediment delivery ratio of basin system are discussed based on data of Dalihe in the gullied hilly loess areas. 根据大理河流域水文测验资料,探讨了黄土丘陵沟壑区流域系统泥沙输移比的年际与次降雨时空变化特征和次降雨径流对泥沙输移比的影响及影响次降雨泥沙输移比的暴雨洪水能量转换机制。
- The VIC model combined with a new surface runoff parameterization, which takes into account the effects of soil heterogeneity on Horton and Dunne runoff, is applied to runoff simulation over the mainland area of China. VIC模型中新的地表径流参数化方案考虑了蓄满产流、超渗产流机制,以及土壤性质非均匀性对产流的影响。
- Secondly, the urban storm runoff simulation model is also presented and the construction of the model is elaborated.Meanwhile, flood disasters caused by stormwater in urban areas are analyzed. 提出了城市雨洪径流传输过程模拟模型,阐述了该模型的建模思路,并对城市地区的雨洪涝灾害进行了分析;
- Influence on Rainfall Runoff by Vegetative Cover 森林植被对降水径流的影响
- rainfall runoff infiltration of caving area 崩落区降雨迳流渗入量
- TOPMODEL runoff simulation model TOPMODEL模型
- Forecast on Rainfall Runoff Process for Partial Area 田湾河大发电站闸址深厚覆盖层勘探的实践
- Layered Continuous Muskingum method is used to rout the flood in mainstream, and the runoff process at Huaxian station is composed of the results of Muskingum and the runoff simulated in interzone. 干流洪水演算采用马斯京根分层连续演算法,最后将区间模拟的径流过程和干流径流过程相叠加形成华县站的流量过程。
- Design and Implementation of Distributed Rainfall Runoff Forecasting 分布式降雨径流预报系统的设计与实现
- The mean yearly rainfall is20 inches. 每年平均降雨量是二十英寸。
- This area has very low rainfall. 这个地区雨量稀少。