The unsaturated hydraulic conductivity is a key parameter of porous media applied to groundwater pollution prediction and assessment.
多孔介质非饱和导水率是地下水污染预测与评价的重要参数。
Air pollution prediction is a direct problem, and deriving diffusion coefficients from the concentration of pollutants is an inverse problem.
空气污染预报属于正问题，而从污染物浓度来求解扩散系数则属于反问题。
The urban air pollution prediction numerical model system is briefly introduced in this paper. The model system is used to predict air pollution in Jinan city.
介绍了城市空气污染数值预报模式系统，并利用该系统对济南市空气污染进行了预报。
Through studies of non-point source pollution prediction, the predictions of emission quantity of agricultural runoff and of livestock and poultry pollutants are made.
通过非点源污染预测研究，确定农田径流、畜禽养殖等面源污染状况；
Traditional Support Vector Machine (SVM), which based on batch training, can't satisfy the real-time requirement of environmental pollution prediction with large scale data.
传统支持向量机基于批量训练方法，无法适应环境污染预测中的海量数据与实时性要求。
The paper provides a more reasonable approach for the prediction and prevention of river pollution .
该研究为河流水质污染的防治和预测提供了一种依据。
This paper analyzed the pollution characteristics of construction noise at ports, presented the prediction method of construction noise, and put forward the harmlessness countermeasure.
本文对港口建筑施工噪声的污染特性进行了分析，介绍了施工噪声的预测方法，并提出了防治对策建议。
The water quality prediction is an important means for understanding the tendency of water pollution.
河流水质预测是了解河流水质污染趋势的重要手段。
This method can be used to describe the time and spacial distribution states of COD concentration for carrying out the prediction and assessment of water pollution.
应用该方法可定量地描述COD浓度在时间和空间上的分布状态，进行水质污染预报和评价。
Recent years, BP model has been applied to atmospheric pollution forecast, a neural network prediction model of atmospheric pollutant concentration is set up.
近年来将BP网络模型应用到大气污染浓度预报中，并建立了大气污染物浓度的神经网络预报模型。
Taking a chemical factory for example, the authors make a tentative study on the prediction of its economic loss of pollution accidents according to the Grey-Markov chains model.
以某化工厂的污染事故的经济损失作为实例，利用灰色马尔柯夫链模型对其经济损失的预测作了尝试性的探讨。
The protective measurement from EIS institute should be economic and technical feasibility and practical operability for reasonable identification and prediction of pollution factors.
提出环境影响评价单位应基于经济技术可行性、实际可操作性提出环保措施，合理识别预测污染因子等反馈意见；
The simulation and prediction analysis of water quality in water pollution emergencies can provide decision support for emergency treatment and emergency rescue and the like.
水污染事故水质模拟预测分析能为应急处理和应急救援等方面提供决策支持。
The making an investigation of air pollution sources is a difficult thing for prediction of urban air quality.
污染源清单的建立是目前城市大气污染浓度预报中的一大障碍。
The system has much practical significance in prediction, controlling and tackling the urban pollution problem.
该系统对城市大气环境污染预测、控制、治理等具有重要的实际意义。
Five air models (or methods) used for daily urban air pollution index prediction and its forecasting precision were discussed. The result is that based on the analysis of local meteo...
对用于城市空气污染物指数日常预报服务的五种预测模式和方法及其精度进行了讨论。
Five air models (or methods) used for daily urban air pollution index prediction and its forecasting precision were discussed. The result is that based on the analysis of local meteo...
对用于城市空气污染物指数日常预报服务的五种预测模式和方法及其精度进行了讨论。
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