河流输沙量的变化受流域降水和下垫面影响很大。
The variation of river sediment load is considerably affected by rainfall and underlying surface.
输沙量是一个重要的物理量和极其有用的工程参数。
The sand transporting quantity is an important physical value and useful engineering parameter.
水沙的季节性变化影响着年内的径流量、输沙量的分配情况。
The seasonal variations in water and sediment discharges affect the distributions of annual runoff and sediment discharge.
有潮海淤泥质海岸的沿岸泥沙年输沙量目前尚无比较成熟的计算方法。
Up to now there aren't relatively complete methods for estimating alongshore quantity of sediment transport on the foreshore with tide and silt material.
此外，元谋县强烈的冲沟侵蚀也是龙川江输沙量增加的重要原因之一。
Furthermore, the intensive gully erosion is another important inducement of the increase of sediment yields in Longchuan River.
基于四棵树河吉勒德水文站资料，分析了河道输沙量各年代的变化特征。
The paper analyzed change characteristic of sediment flow of the river course in every age using Sikeshu river Jilede hydrologic station material.
结果表明：泾河流域近50年来的输沙量略有下降，而径流量减少比较显著；
Results show that sediment yield decrease slightly but runoff yield increase obviously of Jinghe watershed nearly 50 years;
本文提出了一个利用实测波浪资料和短期水文测验资料来估算年输沙量的方法。
Depending upon practical wave data and field hydrological data collected in short time, we present a method for estimating the quantity of sediment transport in this paper.
年径流量、年输沙量总体均呈同步减少趋势，在演变过程中表现出明显的阶段性。
Annual runoff volume and annual sediment discharge as a whole take on a synchronously-decreasing trend, and the evolution process is characterized by obvious stages.
依据输沙量法分析了内蒙古河段冲淤变化特点，进一步指出了不同河段淤积的原因；
The volume of erosion or deposition for every year is calculated by transport rate method. The reasons for the sedimentation in different reaches are pointed out.
布设机械沙障可使退化梭梭林地表粗糙度增大，林内近地面层风速、输沙量显著下降。
By setting up mechanical sand barriers on degenerated Haloxylon ammodendron woodland, the roughness of woodland increased; the wind speed an.
流域植被度增大，可降低洪水径流总量和输沙量，显著削减洪峰流量，且减沙效益大于减水效益。
The benefit of sediment reduction is greater than that of runoff reduction with increase of vegetation.
淤地坝系规划阶段水文计算的主要任务是计算设计暴雨量、设计洪水量和输沙量等重要特征参数。
In the stage of planning silt dam system, the main task of hydrological computation is to design rainstorm, design flood and sediment load and other important characteristic parameters.
开始蓄水拦沙运用 ，水库严重淤积回水迅速上延 ，引发设计输沙量和水沙综合调节治河新理论。
Therefore it also brings out new river-trained theory of design sediment load and integrated regulation of water-sediment.
以1989 - 2001年通过盘江桥、高车断面的输沙量资料，分析北盘江流域的水土流失状况。
Based on the runoff and sediment transport data obtained at Panjiangqiao and Gaoche cross-sections from 1989 to 2001 the soil loss in the Beipanjiang basin is analyzed.
结果表明：流域北部的环江上游、合水川与汭河的径流量和输沙量以及土地覆被空间格局分布差异显著；
Results show that the visible difference of runoff yield and sediment yield and land cover pattern were found in the up of Huanjian, Heshuichuan and Ruihe.
当支沟泥石流输入主河的泥沙量小于主河的输沙量时，主河河床将下切，并逐渐恢复山区性河流的特征。
The main channel bed will scour if sediment amount from tributary debris is less than that the main stream can carry and the river evolution exhibits the characteristic of mountainous rivers.
影响输沙量演变规律的前期因素比较多，且难于确定和提取，这就造成对输沙量的拟合和预测精度较低。
There are lots of factors which influence the evolvement law of sediment discharge, and it is very difficult to be known and gained, it results in low precision of simulation and forecast.
比较选用能较适用于该河段的推移质输沙率公式，计算出各断面的推移质输沙量，得出推移质输沙量与流量的关系曲线。
An appropriate formula of bed load rate is chosen to calculate the amount of bed load of each section. Curves of amount of bed load and discharge are got.
结果表明：不同大气环流模式对该流域降水量模拟结果不同，导致未来气候条件下径流和输沙量的预测也存在一定差异。
The results showed the ability of simulated data varied by different GCMs. It led to the difference of estimated runoff depth and sediment discharge.
据统计，在沉降带海岸入海的河流，其输沙量占我国人海河流输沙总量的90%以上，而在隆起带沿岸入海者，其输入量不足10%。
By account of52 major rivers flowing into seas of China, more than 90% suspended load dis-charges into the coastal zones in subsidence areas, and less than 10% in upliftareas.
在整理和分析示踪沙扫测资料时，通过计算回收率来评价是否能算出计数率等值线的重心，以便进行输沙率或回淤量的定量计算。
The recovery of tracer shows whether the field tracer data can be used to calculate the transport sediment rate or the infill rate of sediment.
其中的有效输沙流量及其相应含沙量采用本文方法估算。
The bankfull discharge and corresponding sediment concentration is estimated through the above method.
对冰凌含沙量、输沙总量、输沙距离的估算方法进行了初步探讨；
Meanwhile the author conducts preliminary exploration on ice jam entrainment sediment concentration, total sediment discharge, sediment transport distance and its estimation method;
对冰凌含沙量、输沙总量、输沙距离的估算方法进行了初步探讨；
Meanwhile the author conducts preliminary exploration on ice jam entrainment sediment concentration, total sediment discharge, sediment transport distance and its estimation method;
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