Class B: hydrogeology survey; engineering geology survey; environment geology survey.

Contemporary hydrogeology is in its new stage of eco-environmental hydrogeology.

当代水文地质学进入了生态环境水文地质学阶段.

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Class A: hydrogeology survey; engineering geology survey; environment geology survey.

6444794甲级: 水文地质调查; 工程地质调查; 环境地质调查.

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Class C: hydrogeology servey; engineering geology survey; environment geology survey.

丙级: 水文地质调查; 工程地质调查; 环境地质调查.

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A sequential uncertainty domain based genetic algorithm ( SUDGA ) for inverse estimation of hydrogeology parameters is presented.

提出一种新的基于连续不确定区域的遗传算法 求解 水文地质逆问题.

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Class A : areal geology survey; hydrogeology survey; engineering geology survey; environment geology survey; solid mineral exploration.

5654719甲级: 区域地质调查; 水文地质调查; 工程地质调查; 环境地质调查; 固体矿产勘查.

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Groundwater recharge is an important parameter in hydrogeology.

地下水入渗补给量是重要的水文地质参数.

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The methods for estimating fractal dimensions of daily flow hydrograph in a river are mainly presented.

探讨了日流量过程的分形特性,重点研究了分维估计方法.

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Home state spent in 1913 set up Road, Yutian County chun an Chihli hydrographic province.

1913年废州府置设道, 玉田县地属直隶省津海道.

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To investigate the value of thick slab single shot projection in MR hydrography.

目的:探讨单激发厚层投射技术在MR水成像中的应用价值.

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Objective To evaluate the clinical application value of magnetic resonance hydrography on low field of MR.

目的评价低场强磁共振水成像的临床应用价值.

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The condition of hydrological geology is relatively complexity and the contact of waterpower karst mine area.

它决定着矿床水文地质条件复杂程度和矿山防治水设计难度,是矿山排水和矿床疏干设计的重要依据.

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Besides that, the observed areas of East Juyanhai by hydrological method were also collected.

此外, 还收集东居延海的水面面积旬观测数据及调水期间的日观测数据.

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The checking accepting standards of Hydrological Data Acquisition System ( HDAS ) construction vary with its work mode.

水文遥测系统工作制式不同,系统的验收标准也不同.

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The series of low and high water levels are inevitable variations of normal hydrological sequences.

上游山区来水量多年平均无大的变化,某些时段的偏枯或偏半是正常水主序列的必然变化过程.

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But It'should reinforce the point that, on hydrological grounds alone, conserving forest is often essential.

但是有一点需要强调的是仅水域而论, 保护森林是极其重要的.

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In this system, the mode of hydrological information transmission is very important.

水情信息的传输方式是该系统的重要部分.

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Finally , the causes of runoff variation in Sanchuanhe River Basin were analyzed with hydrological simulation method.

采用水文模拟途径分析了三川河流域径流量的变化原因.

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Conclusion is the parametric models do some simplicity and supposition the hydrological phenomenon.

两个模型均通过模型适用性检验,模拟效果均达到实用的要求,是可行而有效的.

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BFS ( Bayesian Forecasting System ) is one of theoretic frames to produce probabilistic hydrological forecasts.

贝叶斯概率预报系统 ) 就是构建概率水文预报的理论框架之一.

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Proper hydrological function of wetland systems year and the changing seasons are critical to their survival.

湿地系统的水文功能随季节而变化,季节变化对湿地的生存非常重要.

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