Finally, the causes of runoff variation in Sanchuanhe River Basin were analyzed with hydrological simulation method.
采用水文模拟途径分析了三川河流域径流量的变化原因。
The result shows that runoff drought index and spring wheat climate output of Hexi irrigational area appears opposite variation tendency.
研究结果表明，径流量干旱指数与河西灌溉区春小麦气候产量呈反位相的变化趋势。
Due to the uncertainties in the climate change impact assessment, current forecasts for the future variation trend of runoff in the Yellow River Basin are inconsistent.
由于气候变化影响评价中存在的不确定性，目前对黄河流域未来径流变化趋势的预测并不一致。
The result shows that runoff drought index and spring wheat climate output of Hexi irrigational area present opposite variation tendency of phase.
研究结果表明，径流量干旱指数与河西灌溉区春小麦气候产量呈反位相的变化趋势。
The runoff of Weihe river is extremely sensitive to precipitation variation in Hulu river tributary valley, secondly to that in Bangsha river tributary valley.
葫芦河支流流域的降水量对径流量变化的影响最为敏感，其次是榜沙河支流流域的降水量。
The process of runoff in urban area is mainly influenced by rainfall process and underlying surfaces variation.
城区降雨径流过程主要受降雨过程和下垫面变化的影响。
Climate fluctuation is one of the primary factors which influence the variation of runoff and sediment.
气候波动是影响径流、泥沙变化的主要因素之一。
Analyze the hydrologic characteristics of tao river basin, the influence on the hydrology progress imposed by physiographic factors, and variation of the relationship between rainfall and runoff.
分析研讨了洮河流域的流域特征、主要自然地理要素对水文的影响，以及降雨径流要素的变化规律。
So, the change tendency of runoff drought index can be used to predict the variation tendency of output of spring wheat in the future of this area.
因此，可利用径流量干旱指数的变化来预测该地区未来春小麦产量变化趋势。
The observed process of sediment delivery is similar to that of runoff in variation.
实测输沙量变化过程与实测径流量变化过程相似。
Firstly, it directly influences the periodic variation of precipitation and air temperature, then influences the periodic variation of runoff based on the underlying surface.
天体运动直接影响降水和气温的周期变化，进而在一定的下垫面条件下，影响径流的周期变化。
The paper analysed temporal & spatial variation of water resources and variation of water a-long distance in Tarim Basin, utilizing runoff series of mountain exit stations.
本文利用塔里木河流域出山口站径流系列分析了塔里木河流域水资源时空变化。
This article attempts to analyze the relation between runoff series and weather factors in space variation.
基于此，对气象因子与径流的关联性进行空间上的变异分析。
The land use spatial distribution pattern had a decisive impact on the inter-year variation characteristics of both runoff and sediment.
土地利用类型的空间分布格局决定了径流和泥沙的年际变化特征。
After the peak runoff rate, sediment concentration decreases and variation amplitude reduces.
峰值径流流量后，含沙量降低，表现为变化幅度小的低含沙量特征。
This paper also studied the distribution and variation characteristics over years of runoff, using variance analysis, regression analysis and Mann-Kendall test.
并用方差分析法、回归分析法和Mann - Kendall秩次检验等方法，研究了开垦河径流的分配和年际变化特征。
There are many factors that affect the runoff modulus and the variation coefficients of flood discharge and low flow, such as climate, rock, soil, land form, and so on.
影响流域洪、枯水径流模数、变差系数的因素很多，如气候、岩性、土壤、地貌等许多自然条件。
So, the change tendency of runoff drought index can be used to predict the variation tendency of output of spring wheat in the fu…
因此，可利用径流量干旱指数的变化来预测该地区未来春小麦产量变化趋势。
The quantitative variation of runoff and sediment load in the basin of the Middle Yellow River due to the effects of hydro projects and water conservation measures was suggested as a current result.
为了各方面应用的参考，作为阶段性成果，提出了黄河中游水利水保工程减水减沙的定量数据。
The influence of slope gradient on the variation rule and total amount of runoff was hardly significant.
坡度对产流规律和产流总量影响并不显著。
The influence of slope gradient on the variation rule and total amount of runoff was hardly significant.
坡度对产流规律和产流总量影响并不显著。
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