河流水质模型参数识别，是建立河流水质数学模型、预报河流水质状态变化的基本数据。
The PSO algorithm is put into estimating solute transport parameters in streams from tracer experiment data.
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.
基于水质系统的未确知性，运用未确知理论将瞬时排污情形下河流水质模型参数定义为未确知数。
Based on the unascertained characteristic of river water quality system, the parameters of water quality model are defined as the unascertained Numbers by using unascertained mathematics theory.
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.
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.
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.
本文以河流CBOD-NBOD-DO水质方程为例，推导出计算河流水质的随机分析新模型。
The CBOD-NBOD-DO equations for river water quality modelling are studied to develop stochastic analysis model for predicting the river water quality.
借助于河流水质灰色模型，可以对河流水质系统进行灰色规划。
The grey planning for river water quality system can be carried out using the grey model for the river water quality system.
分析黄河宁夏段近年水质状况，采用单向河流水环境容量计算模型，确定了黄河宁夏段相应的水环境容量。
The water environmental capacity model of one orientation river was adopted to the Ningxia section of Yellow River to calculate the water environmental capacitiy.
QUAL2E模型，该模型是美国国家环境保护局（US EPA）推出的一个河流综合水质模型，该模型具有综合性、多样化和灵活通用的特点，是进行河流水质定量模拟的有力工具。
QUAL2E was released by USEPA as a comprehensive and versatile stream water quality model. QUAL2E can be used as a powerful tool for stream water quality quantitative simulation.
该经验模型简便，易于操作，既可应用于现有的河流水体，也可与水质模型相结合应用于变化后的河流水体，具有较强的应用性。
The model is simple and easy to control, and can be applied in both present river water and future changed river water, so it is applicable.
该经验模型简便，易于操作，既可应用于现有的河流水体，也可与水质模型相结合应用于变化后的河流水体，具有较强的应用性。
The model is simple and easy to control, and can be applied in both present river water and future changed river water, so it is applicable.
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