2) dynamic state of groundwater
地下水动态
1.
on the basis of analyzing all-round the present situation and the existing problems of monitoring system for dynamic state of groundwater in Jilin Province,by the comparison and analysis among abroad and domestic monitoring systems for dynamic state of groundwater,the authors put forward planning scheme of monitoring system for dynamic state of groundwater in Jinlin Province in this paper .
本文在全面分析了吉林省地下水动态监测体系现状以及存在的问题的基础上,通过国内外地下水动态监测体系的对比分析,提出了吉林省地下水监测体系规划方案。
3) groundwater dynamics
地下水动态
1.
Study Of The Mid-deep Groundwater Dynamics In Zhengzhou City
郑州市中深层地下水动态浅析
2.
Based on analyses of groundwater level and water quality from 1963 to 2005,the groundwater dynamics of the water-filled aquifers in Feicheng colliery was studied.
分析了1963~2005年肥城矿区40多年的水位和水质数据,研究了该地区充水含水层地下水动态规律。
4) groundwater regime
地下水动态
1.
Application of LM arithmetic in groundwater regime forecast;
LM算法在地下水动态预测中的应用研究
2.
Utilizing BP neural network to forecast groundwater regime;
用BP神经网络预测地下水动态
3.
This paper is to classify the groundwater regime according to projection function value through turning multi-dimensional data indexes into low-dimensional space by using projection pursuit cluster (PPC) model, and meanwhile optimizing its projection direction by immune evolutionary algorithm (IEA).
针对地下水动态分类问题,采用投影寻踪聚类(PPC)模型,将多维的动态水位数据指标转换到低维子空间,并利用免疫进化算法(IEA)优化其投影方向,根据投影函数值的大小对地下水动态进行合理的分类。
5) groundwater dynamic state
地下水动态
1.
Using PLS research groundwater dynamic state influenced by meteorological factors of sanjiang plain;
基于PLS的气象因子对地下水动态影响研究—三江平原地下水动态规律其建模
2.
In a shallow groundwater area groundwater dynamic state in a cropland is sensitive to meteorological factors such as rainfall and evaporation etc.
在地下水浅埋区,农田地下水动态对降水、蒸发等气象因素很敏感,研究它们之间的关系对农田水管理具有重要意义。
3.
In this paper,using the largest entrpy spectrum method,the entropy spectrum analysis is made for the obserational data of groundwater dynamic state of many years in several wells in Hebei Province and its neighbouring area.
利用最大熵谱方法,对我省及邻区几个井孔的地下水动态多年观测资料进行了熵谱分析。
6) groundwater dynamic
地下水动态
1.
Analysis and forecast of groundwater dynamic law in the Baojixia irrigation area
宝鸡峡灌区地下水动态规律分析及预测
2.
BP artificial neural network model of groundwater dynamic and analysis on the improved grey slope coefficient correlation degree
地下水动态的BP神经网络模型及改进的灰色斜率关联度分析
3.
Using this model groundwater dynamic in 2010 is forecast.
通过对北京西郊农场节水型农业示范区地下水资源的调节计算,建立了地下水动态预测模型,并得到了不同年份地下水的允许开采量。
补充资料:地下
1.地面以下;地层内部。 2.谓政党﹑团体等处于非法﹑秘密活动状态。 3.指阴间。 4.地面上。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条