Application of Ecological Landscape Principles in the River Environment Planning-Example by Tamsui River of Taiwan,China;
河川环境规划之景观生态原则应用——以台湾北部淡水河流域为例
Analysis on influence of the hydrologic lower bedding course upon the river runoff;
水文下垫面对河川径流的影响分析
Detrended fluctuation analysis of river runoff evolvement;
河川径流演变的非趋势波动分析
Non-linear feature analysis of river runoff based on higher-order statistic;
基于高阶统计量的河川径流时间序列非线性特征分析
This paper analyzes on the reasons of the attenuation of the stream runoff, and makes rough quantitative calculation of the attenuation.
分析了大同市河川径流减少的原因,并对其进行了粗浅的定量计算。
, and expounds the resource quantity of its stream runoff including the regional distributio.
介绍了古交市的区域概况,包括其地理位置、地形地貌、地质与水文地质、气候及河流水系等,探讨了其降水特征,包括其主要水汽来源、降水量的地区分布及变化规律、降水量的年际变化特征及降水量的年内分配等,阐述了其河川径流水资源量,包括其年径流的地区分布、河川径流的年际变化、河川径流的年内分配、河川径流量及河流泥沙等。
The region of upper Lanzhou is main runoff-producing area in Yellow river basin, and the base-flow plays an important role in the runoff.
近年来,由于气候变化和人类活动的影响,上游河川基流呈显著下降趋势,对黄河径流量减少产生较大影响,因此,研究黄河兰州以上基流变化对黄河水资源的影响具有重要意义。
The streamflow over the Yellow River basin is simulated by using the high-resolution Regional Integrated Environmental Model System (RIEMS), and an off-line Large-scale Routing Model (LRM).
利用区域系统环境集成模式(RIEMS)和一个offline的大尺度汇流模型(LRM)对黄河的河川径流做了模拟。
In order to understand the impact of these activities on water resource in Heihe basin, this paper analyzes the changes of streamflow by using land use data in the 1980s and 2000 and the precipitation-runoff data from 1959 to 2000.
为正确认识植树造林等活动对流域水资源的影响,本研究利用20世纪80年代和2000年两期土地利用数据和流域1959～2000年降雨、径流资料,分析了生态保护和植树造林活动影响下的流域河川径流量的变化情况。
The paper analysis the characteristics, spatial and temporal variety regularity of river flow in Shandong Province.
本文通过对山东河川径流的深入分析研究 ,深刻剖析了它的特点极其时空分布规律 ,阐述其可持续开发利用应考虑的主要因素、开发措施及解决山东缺水问题的根本出路 ,以便科学合理地开发利用有限的水资源 ,解决山东的供水危
Evaluation of impact of soil and water conservation practices on river flow is very important in research of benefit analysis and planning of soil and water conservation.
水土保持措施对河川径流影响评价在分析水土保持措施效益和制定水土保持规划中具有重要意义,而建立和选择科学、合理的评价方法是评价的核心内容。
The impacts of soil and water conservation on river flow and soil-hydrology of Jia-lu-he, Tu-wei-he, Pian-guan-he and Qiu-shui-he catchments have been analyzed by the simulation and on-spot measuring methods according to data of during 1950's to 1990's.
本文以黄土高原水土保持重点区的佳芦河、秃尾河、偏关河和湫水河等四条流域为代表，采用定量与定性、模型模拟与实测对比相结合的方法，系统分析了上世纪50～90年代时段内水土保持对河川径流及土壤水文的影响，取得主要结果如下： 采用秩相关和极差分割等定量评价方法，分析了四条支流径流量变化趋势、变化原因及发生明显变化的临界年份。