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- The effects of soil and water conservation on surface runoff process in small watersheds of the Qinba mountainous region are analyzed by the parallel observation in two comparable watersheds. 采用小流域平行对比法,分析秦巴山区小流域的次降雨洪水过程,研究了水土保持综合治理对小流域洪水的作用过程。
- surface runoff processes 地表径流过程
- 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。
- It"s the foundation of sediment yielding model to simulate the slope surface runoff yielding and conflux and rainfall-flood process accurately. 准确模拟坡面产汇流及降雨洪水过程是产沙计算的基础。
- The catchment area played a dominant role in determining surface runoff. 结果表明,汇水区面积对总产流起决定性作用。
- The relationships among preferential flow, infiltrated flow and surface runoff were analyzed. 结果表明,在同等降雨条件下,优先流晚于渗流出现,早于渗流停止。
- P& S: potable water system in public area, rain, surface runoff, waste water should be discharged in separation. (1) 给排水:公共部分饮用水系统,雨、、水分流排放。
- Stripping the land in these ways allows faster surface runoff and exacerbates flooding. 这些做法终将使土地裸露、地表径流加快,从而加重了洪水的威胁。
- Increased surface runoff was found in the mountainous areas of the southwest and northeast, and in some areas along the South Coast. 地表径流量升高的地区以西南部及东北部高山地区较为明显,在南部沿海部分地区亦有类似现象。
- Nutrient content in surface runoff and sediment was highest in the beginning of surface runoff, and then became stable. 撂荒荒坡、林草间作和造林林地沉淀泥沙中的全氮、全磷、全钾和有机质含量高于其它3种利用方式。
- By using Tank model, Sacramento model and forecasting model of self-adapting amendment, the paper simulates daily runoff processes for some rivers in Xinjiang and compares suitable conditions and characteristics of these models. 本文选用水箱模型、萨克拉门托模型和自适应修正预报模型,对新疆部分河流的日径流过程进行了模拟,并对其模型的适用条件和特点作了比较分析。
- Cultivation of slope farmland influences surface runoff and sediment movement on slopes. 摘要坡耕地由于人为耕作管理作用,造成地表高低起伏,影响著坡面地表径流和产沙。
- P &S: potable water system in public area, rain, surface runoff, waste water should be discharged in separation. 给排水:公共部分饮用水系统,雨、污、废水分流排放。
- The result shows that the land use structure and pattern change result in the increase of surface runoff depth. 结果表明:土地利用结构与格局的变化使地表径流深度趋于增大;
- 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。
- Abstract The paper analyzes the influence degree of the change of runoff process on ecological environment which is affected by human activity and climate change by improved ecological ruoff method. 摘要 文章以改进的生态径流法来分析人类活动和气候变化,导致径流过程改变对生态系统影响的程度。
- Realizing and revealing the impact mecharism on surface runoff of luce by using SWAT has important academic and practical significances. 利用分布式水文模型SWAT来认识和揭示土地利用/土地覆被变化对地表径流的影响机制具有重要的理论和现实意义。
- Surface runoff was measured by an automatic gauge and a thin triangle weir vertically installed at the outlet of the watershed. 在小流域出口处设置90°薄壁三角堰和水位计记录了地表径流过程,分析了优先流和渗流、地表径流之间的关系。
- Constructed wetlands in the riparian zone can decontaminate certain organic pollutants and nutrients in surface runoff effectively. 在河流的入湖口建造湖滨湿地,可有效净化入湖径流中携带的部分有机污染物、营养盐等。
- The released nitrogen and phosphorus by surface runoff from uplands in the Taihu Lake catchment were investigated in a case study. 采用田间试验方法,研究了太湖地区旱地氮磷向水体排放的年负荷。