This means that the area is at extremely high risk for water demand exceeding supply by 2050 if no major systematic changes are made.
这意味着，如果在2050年前没有系统化的改变，该地区将面临水资源供小于求的极度危险。
Saudi Arabian water demand has increased by 500% in 25 years and is expected to double again in 20 years - as power demand surges as much as 10% a year.
沙特阿拉伯对水的需求在25年内增长了500%，在未来20年内还要再翻一番，与此同时，对电力的需求则是每年增长10%。
In order to protect the limited water resources and meet the growing water demand, many areas of the world are turning to the recycling of wastewater.
为了保护有限的水资源，满足不断增长的用水需求，全球很多地区都将目光转向污水的再生利用。
The environmental water demand is considered for scientific disposition and management and ecologic equilibrium.
必须合理预留生态环境需水，以实现水资源的科学配置和有效管理，维持生态平衡。
Tennant method is one of the method widely used on water demand of ecological environment.
田纳特法是目前广泛应用的生态环境需水量确定方法之一。
The industrial water demand of Qingdao in the future years is obtained by using the quota method.
采用定额法得出青岛市未来年份的工业需水量。
According to the analysis of the actual situation in Qingdao, its water demand quota is determined.
对青岛市实际情况进行分析，确定其未来的需水定额；
Municipal water demand prediction was a complex system predictive issue including a good many of factors.
城市用水需求预测是涉及到诸多要素的复杂系统预测问题。
The irrigation water demand accounts for over 60 percent of the total water demand in the Huai River Basin.
淮河流域农业灌溉用水量占总用水量的60%以上。
Its characteristics are stable quality, small water demand, fast and adequate hydration, early high strength, etc.
其特点是质量稳定、需水量小、水化快且充分，早期强度高。
The drought is a phenomenon of water shortage that is caused by the imbalance between water supply and water demand.
干旱是指由于水的收与支或供与求的不平衡而形成的少水或缺水的现象。
The application of Grey Theory in the prediction of medium and long-term urban water demand is studied in this paper.
研究了灰色系统理论在中长期城市需水量预测中的应用。
Then the index system of eco-environmental water demand has been established by three different methods step by step.
借助频度统计、理论分析、专家咨询三种方法来筛选建立区域生态环境需水的评价指标体系；
A case study indicates that this method is efficient and accurate for the prediction of water demand in irrigation district.
分析表明，该法用于灌区作物需水预报有效、可行。
In drought inflicted areas, wetlands provide a method of water reuse, which reduces water demand, especially for potable water.
在干旱地区，湿地则提供了循环用水的方法，减少用水需求，特别是饮用水的需求。
The shortage of water resource means the phenomenon of lacking water caused by the unbalance between water supply and water demand.
水资源短缺是指由于水资源的供和求不平衡而形成的缺水现象。
Taking 2010 as the immediate level year and 2030 as the forward level year, the relation of water supply and water demand was analyzed.
根据开源和节流并举、节流优先的原则，以2010年为近期水平年2030年为远景年，分析水资源供求关系。
The reason of wheat low yield, water demand law, scientific irrigation technology and field works assuring irrigation quality are analyzed.
分析了小麦低产原因、需水规律、科学灌水技术及保证灌水质量的田间工程，并对节水综合配套技术进行了探讨。
This article applies a GM (1, 1) model of Grey System Theory established to forecasts the agricultural water demand of an area in northern China.
应用灰色理论建立了GM(1,1)模型，对华北地区某典型区农业用水量进行了预测。
Under field conditions, surface runoff, water infiltration, and drainage should be taken into consideration when designing water demand for crops.
在田间条件下，设计作物需水量时还应考虑地表径流和水分的渗漏与下渗的情况。
The tendencies of water demand and supply are analyzed with the case study of Kaifeng Prefecture, one of the water shortage regions in northern China.
以我国水资源较为短缺的河南省开封市为例，对该地区水资源利用趋势进行预测研究。
In this paper, we mainly introduce the method of water demand prediction based on the artificial neural network, and further we evaluate and analyse it.
本文主要介绍基于人工神经网络需水量的预测方法，并对其进行综合评价与分析。
Abundant water demand predicting factors were used as the input data of the model, and the RBF neural network output the water demand predicting values.
预测结果表明，径向基函数神经网络需水预测模型运算速度快，有较高的预测精度。
It has good properties such as, high inversion rate, good activity, small water demand, good fluidness, high bulk density, excellent thermal strength etc.
产品具有转相率高、活性好、用水量小、流动性好、体积密度高、热态强度优良等特点。
The method for collecting and monitoring the information of crop growing water demand and the transformation technology of spatial scale are investigated.
对作物生命需水信息的采集与监测方法及时空尺度转换技术进行了探讨。
The problems including the relationships between water price and water demand, as well as the bearing capacity of the consumer to water price are discussed.
对水价与需水量的关系以及用户对水价的承受能力等问题进行了一定的分析探讨。
The paper discusses the water demand volume for ecologic system equilibrium including the minimum water demand volume for water living things in lake and river;
文章探讨了维持生态系统平衡所需的水量，包括河湖水生生物生存的最小需水量；
The paper discusses the water demand volume for ecologic system equilibrium including the minimum water demand volume for water living things in lake and river;
文章探讨了维持生态系统平衡所需的水量，包括河湖水生生物生存的最小需水量；
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