许多科学家根据模型模拟得出，如果水循环因气候变化加剧的话，河流的水量将会增加。
"Many scientists and models have suggested that if the water cycle is intensifying because of climate change, then we should be seeing increasing river flow."
本文首先回顾了前人在河流悬移质泥沙模型相似律方面取得的大量研究成果。
This thesis reviewed at first the existing research results of the law of similarity for river models carrying sediment.
输入水文等资料后，模型程序能够实现连续模拟黑河流域的总磷输出。
When the hydrological data are input, the model can achieve continuously modeling the total phosphorus output of Heihe river basin.
该文分析了小清河河口段的水质特征，提出了适用于该潮汐河流的一维有限段水质模型。
This paper analyses water characteristics of the tidal mouth of Xiaoqing River, and presents water quality models of one-dimension confined reach.
基于不同级别支流的汇流建立了枯水期河流网上的泥沙冲淤动力学模型。
Based on the confluences of the different rank streams, a dynamical model of sediment transport on river network is proposed.
认为平原细沙河流的泥沙模型设计所遵循的相似准则应包括水流运动相似、推移质运动相似和悬移质运动相似。
The similarity criteria for designing the sediment models for plain sand-bed rivers include similarity of flow, bed load and suspended load.
在河流环境规划和管理中，经常采用一维的物质迁移模型。
For environmental planning and management in river watershed, one-dimensional mass transport model is often used.
利用改进主动轮廓模型的自动跟踪功能，实现河流的最终提取。
Utilizing automated tracking function of an improved snake model extracts river finally.
分析了河系自动综合中的空间知识及其形式化方法，建立了组织河系空间知识的两种数据模型，总结了河流选取中的规则性知识。
Discuss the knowledge formalization method of river selection, two kinds of spatial knowledge data models are put forward and the rules of river selection are summed up.
本文介绍了一种利用计算机扫描计算一等值线图对河流水质模型参数的值进行计算的方法。
A method of scanning and Calculating contour maps using computers to estimate the parameters of the river water quality model is introduced in this paper the method can be easily operated.
所得数值模型可用于对含沙量较高河流在一段时间内进行模拟。
So the numerical model in this paper can be used to simulate the river of high sand in a period of time.
本文根据天然实测大量资料并结合河工模型试验成果，在对河流特性理解的基础上，分析了各浅滩的形成原因，提出了整治原则和方法。
Based on the field data and the physical model results, the cause of formation for every shoal was analyzed in this paper, and the principles and the methods of regulation were put forward.
运用随机微分方程理论，推导了一个水质模型，提出了河流水质管理的随机规划方法。
This paper deduces a water quality model by using the theory of random differential equations, and proposes a stochastic method for water quality management at a river.
采用卷积分模型成功预测计算了危险品泄漏后河流中污染物浓度的分布。
Rolling integral model is used successfully in predicting the distribution of pollutant concentrations along a river at different time after an accident of danger leakage.
叶河流域水资源最优调配模型建立。
The establishment of water resources optimal dispatching model.
数值实验表明，该模型能正确地模拟山区河流复杂的水流以及河床的冲刷、淤积过程。
The results show that the flow field and the process of riverbed erosion and deposition in mountain river can be simulated correctly by this method.
实例研究表明，所建模型对于河流水质模拟与风险评价具有很好的适用性。
Case study showed that the models provided here are quite suitable for river water quality simulation and risk assessment.
以大宁河流域为研究区域，应用SWAT模型进行了流域农业非点源污染负荷的模拟计算。
SWAT model was used to evaluate agricultural non - point source pollution of Daning River watershed.
为了克服随机噪声对河流水质模型参数估计的干扰，提出了一种水质模型参数的鲁棒估计方法，即基于M -估计的信赖域算法。
In order to overcome the disturbance of noises, a robust identification method of water quality model parameters namely trust region algorithm based on M-estimation is proposed.
本文试图用线性扰动河流预报模型对长江南京站、镇江站的潮水位进行预报。
Linear perturbation model to the tidal level forecasting for Nanjing and Zhen Jiang stations are discribed.
本文根据山区河流的特点，对传统的二维模型进行改进，建立了山区河流平面二维推移质数学模型。
Inthis paper, based on the characteristic of rivers of mountain area, two-dimensionalflow and sediment numerical model for river of mountain area is established.
其中河流一维bod - DO模型是研究较为成熟的水质模型，既对水污染控制具有普遍的适应性，又能较为真实地反映实际情况。
One dimensioned BOD-DO model for river is a well studied and mature water quality model; it is adaptive and can reflect the reality.
基于河流环境系统信息的未确知性，运用未确知数学理论，建立了一维河流突发性排污的水质模型。
Based on the unascertained characteristic of river water system, water quality model for one-dimensional sudden pollutant discharged is established by using unascertained mathematics theory.
本研究重点利用GIS辅助土壤侵蚀模型对黄土高原西部的祖厉河流域的土壤侵蚀问题进行了研究。
This research focuses on the erosion problem of ZuLi River basin in the western part of the Chinese Loess Plateau using GIS-assisted soil erosion model.
对石羊河流域水资源转化机理进行了定性分析，结合各计算单元建立了石羊河流域水资源转化模型。
Based on the qualitative analyses on water resources transformation mechanism, combining with each calculation unit, the water resources transformation model in Shiyang river basin is developed.
采用微分方程几何理论分析河流综合水质模型的基本方程，探讨了河流综合水质模型的平衡状态解的求解方法，并给出相关计算公式。
Aiming at the solving problem of equilibrium solution of this nonlinear model, geometry theory of differential equations is adopted, and the relative calculation formula is given.
采用微分方程几何理论分析河流综合水质模型的基本方程，探讨了河流综合水质模型的平衡状态解的求解方法，并给出相关计算公式。
Aiming at the solving problem of equilibrium solution of this nonlinear model, geometry theory of differential equations is adopted, and the relative calculation formula is given.
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