Groundwater level variation has been quantitatively predicted based on the BP neural network model.
基于BP网络模型,对地下水水位变化规律进行了定量预测。
In Gangjingzi district, the typical area, the calculation model of allowable groundwater exploitation is built by the method of artificial neural network.
对典型区域—甘井子区采用人工神经网络模型法建立了地下水可开采量的计算模型。
The results indicate that the application of integrated BP network to the evaluation of municipal groundwater quality is successful.
实例表明,将此网络模型应用于城市地下水水质评价是有效的、可行的。
Based on the time series, a model of linear artificial neural network is set and used for dynamic prediction of discharge of groundwater.
根据其时间序列,建立线性神经网络模型,并将其用于地下水流量的动态预测。
At first, This text analyses that mine exploiting impacts on groundwater resources, utilizes the artificial neural network model to predict change of the water level in mine area.
本文首先分析了矿山开采对地下水资源的影响,利用人工神经网络模型预测了矿区地下水位的变化。
In the paper, a BP network in which the factors to effect groundwater levels are set as input neurons and the groundwater level is set as output neuron, was established to forecast groundwater level.
本文把影响地下水位的因素集作为网络的输入向量,地下水位本身作为网络的输出向量,构成了预测地下水位的BP网络模型。
BP network model of groundwater quality assessment based on the calculation of BP neural network is presented.
阐述了人工神经网络基本原理,介绍了BP网络的地下水水质评价模型。
According to the relationship between precipitation and discharge of groundwater, a model of linear artificial neural network is set and used for dynamic prediction of discharge of groundwater.
根据降水量与地下水流量之间的相关关系,建立线性神经网络模型,并且将其用于地下水流量的动态预测。
The results of this optimal methods shows that it has simplicity, practicability and objectivity for BP network to optimize groundwater (quality) monitoring sites.
结果表明:BP网络用于地下水环境监测点优选具有简单、实用和客观性好的特点。
The groundwater flow and solute transport is very complex because of the intense variability in rock network fracture. How to simulate the water flow and solute transport is a very important question.
由于基岩裂隙网络系统具有强烈的空间变异性,所以其中的地下水流动和溶质运移十分复杂,如何模拟这种系统中的地下水流动和溶质运移一直是一个很重要的问题。
By use of the remote data communication technique and the current telephone network system, a network system for automatic monitoring of groundwater level is developed.
采用远程数据通讯技术,利用现有的电话通讯网络,研制了地下水水位自动监测网络系统。
The groundwater observation well-network for earthquake prediction in China is the largest precursory observation system except the seismograph array.
中国地震地下水动态观测网是我国仅次于测震网的第二大地震前兆观测系统。
This paper describes the design of a regional groundwater level monitoring network in Urumqi River Basin.
文章阐述了乌鲁木齐河流域区域地下水水位监测网的优化设计。
A regional groundwater level monitoring network was optimally designed for the Jinan Karstic Spring Basin. The network density was optimized by delineating groundwater regime zone map.
文章采用编制济南岩溶泉域地下水动态类型图的方法优化设计了地下水水位监测密度。
Self-supply wells in the groundwater over-extracted area will be phased out and the reconstruction and expansion of existing water distribution network will be completed.
有计划分步骤地关停地下水超采地区部分自备井,同时对现有供水管网进行改造。
The groundwater monitoring network design involves the determination of the sampling locations and sampling frequencies to characterize the contaminant plume in an aquifer over space and time.
地下水污染监测网的设计包括取样点在空间上的采样位置和时间上的取样频率这两方面的确定,其目的是为了准确刻画污染羽在含水层中随时间的变化状况。
This paper develops the kriging to space-time field, and presents space-time Kriging method applied to optimal design of groundwater regime observation network.
本文将克立金方法延拓到时-空域,提出用时-空克立金方法进行地下水动态观测网密度和观测频率的优化;
The simulation solution of the model is applied to optimal design of groundwater regime observation network.
运用该模型的模拟解,进行地下水动态观测网优化设计。
A regional groundwater level monitoring network was optimally designed for the Jinan Karstic Spring Basin.
文章采用编制济南岩溶泉域地下水动态类型图的方法优化设计了地下水水位监测密度。
A regional groundwater level monitoring network was optimally designed for the Jinan Karstic Spring Basin.
文章采用编制济南岩溶泉域地下水动态类型图的方法优化设计了地下水水位监测密度。
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