在此基础上，建立了一种全新的水资源自然再生能力评价方法。
On the basis of this, a completely new method of natural water renewability assessment was developed.
以投影寻踪理论为基础，利用动态聚类方法构建投影指标，建立了水资源评价的投影寻踪动态聚类模型。
Secondly, a new projection index on the basis of dynamic cluster rule is constructed, which avoids the problem of parameter ca.
水文地质概念模型是地下水模拟与水资源评价的基础。
A hydrogeological conceptual model is the basis of groundwater numerical modeling and groundwater resource assessments.
水文下垫面分析是水文分析计算、水文测验、水文预报、水资源评价等的基础性工作。
Hydrologic underlying surface analysis are the basic study in hydrologic analysis, hydrologic observation, hydrologic forecast and water resources assessment.
农业灌溉耗水研究是流域水文模拟与水资源评价、灌区规划与灌溉水管理的基础研究工作。
Evaluation of irrigation water consumption is the basal work for hydrological simulation, water resources assessment, irrigation planning, and irrigation water management in a basin.
地下水观测井网是掌握地下水动态，评价与研究地下水资源的基础设施。
The groundwater observation well is the basic facility to grasp the groundwater regime, and to appraise and study the groundwater resources.
必须加强地下水资源的管理，其基础和前提是对该区地下水资源量进行调查和评价。
The management of the groundwater resources should be stressed, and the base for the management is to investigate and evaluate the groundwater quantity in the area.
对地下水资源进行准确的评价是对地下水资源有效开发利用和科学管理的前提和基础。
Proper evaluation of groundwater resource is the precondition and basic of effective exploitation and scientific management to groundwater resource.
准确计算地下水的垂向入渗补给量是合理评价和利用地下水资源的基础。
Precise estimation of vertical groundwater recharge is important for reasonable estimation and utilization of groundwater resource.
从评价基础、评价内容、评价参数及方法、评价成果等方面对两次水资源量调查评价进行对比分析。
The first assessment and the second assessment are compared in such aspects as basis, contents, parameters and methods, and results.
在此基础上，建立了裂隙岩溶水数学模型，同时用有限单元法对地下水资源进行了进一步评价，得出了较为满意的结果。
The mathematical model of karst fissure water is established on this basis, and further evaluation of groundwater resources is made by using finite element method. The result is satisfactory.
在此基础上，着重分析了地下水的赋水程度、埋藏条件和水质特征，并按水系流域分区，采用河流水文图分割方法，并对地下水资源进行了评价。
In addition, the groundwater resources are evaluated by means of a river hydrologic chart dividing method according to the water system and its area division.
以模糊概率理论为基础，建立了一种新的流域水资源可再生能力评价模型——模糊概率模型。
Based on the fuzzy probability theory, a new model for water resources renewal capacity evaluation is proposed, and the procedure for calculation is presented in detail.
在此基础上，建立了裂隙岩溶水数学模型，同时用有限单元法对地下水资源进行了进一步评价，得出了较为满意的结果。
The mathematical model of karst fissure water is established on this basis, and further evaluation of groundwater resources is made by using finite element method…
在此基础上，建立了裂隙岩溶水数学模型，同时用有限单元法对地下水资源进行了进一步评价，得出了较为满意的结果。
The mathematical model of karst fissure water is established on this basis, and further evaluation of groundwater resources is made by using finite element method. The result is sa...
在此基础上，建立了裂隙岩溶水数学模型，同时用有限单元法对地下水资源进行了进一步评价，得出了较为满意的结果。
The mathematical model of karst fissure water is established on this basis, and further evaluation of groundwater resources is made by using finite element method. The result...
以投影寻踪理论为基础，利用动态聚类方法构建投影指标，建立了水资源评价的投影寻踪动态聚类模型。
Secondly, a new projection index based on dynamic cluster rule is constructed in the PPDC model, which would finish the sample clustering based on the projected characteristic value.
从农用水资源的供求矛盾出发，阐述了水资源价值评价的基础理论和主要方法；
This paper expounds the basic theory and the major methods in evaluating the value of water resources in terms of the supply-demand contradiction of water resources for agriculture.
从农用水资源的供求矛盾出发，阐述了水资源价值评价的基础理论和主要方法；
This paper expounds the basic theory and the major methods in evaluating the value of water resources in terms of the supply-demand contradiction of water resources for agriculture.
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