topping well是什么意思

网络释义

用法例句

Test study on unfrozen water content and thermal parameters of qinghai-tibetrailway frozen silty clay;

青藏铁路冻土未冻水含量与热参数试验

Soil freezing temperature and unfrozen water content are important properties of frozen soil and are necessary in the study of water migration in freezing or frozen soils.

土壤冻结温度与未冻水含量是冻土的重要物理参数 ,影响因素多 ,关系复杂 。

In this paper a general overview about microscopic structure characteristics of the frozen fringe and characteristic parameters of the frozen fringe including unfrozen water content, hydraulic .

为加深对冻胀机理的了解，首先研究与未冻水迁移密切相关的冻结缘是十分必要的，文章综述了冻结缘的微结构特征和冻结缘的特征参数（包括未冻水含量、导湿系数和冰、水相压力），然后概述了各类冻胀预报模型的发展方向，并提出冻结缘和冻胀模型研究领域的工作重点是：继续加强冻胀机理的研究、深入测定冻结缘的特征参数和建立健全冻胀预报模型的综合评价。

The author combinedtheory of three zones with practice,presented that the flooding foof aquifers include all aquifers above coal seam and below separation layer.

作者将“三带理论”用于生产实践，明确提出了顶部充水含水层包括煤层之上，离层带之下的所有含水层，首先开发了预采疏放法防治顶部含水层突水的技术，并在山东枣庄矿业集团高庄煤矿实施获得成

Isotope and geochemistry techniques are increasingly used in evaluating the hydraulic connecting between groundwater in different aquifers to improve the hydrogeology database.

应用环境同位素水文地球化学方法对关中盆地南部各主要含水层间的水力联系进行了探讨。

Using the materials obtained from the pumping tests and the water level recentralizing tests,thecoefficients of permeability of the shallow loose aquifers of many places in Huainan Coal Mine area are calculated.

利用单孔抽水及水位恢复试验资料,求出了矿区多处浅部松散含水层渗透系数 K 值,分析研究了 K 值与各取样点浅层地下水化学成分之间的相关性及其形成机理,为矿区防治水及浅层地下水资源的开发利用提供了依据。

Study on the loss of gas storage capacity of underground gas storage in aquifer;

含水岩层型地下储气库储气量损失研究

Aquifers have water contents over 30%.

含水层的水含过30％。

One of the two main types of aquifer is the unconfined aquifer.

非承压含水层是两种主要含水层之一。

A confined aquifer is also known as a pressure aquifer.

承压含水层又叫压力含水层。

Groundwater recharges in aquifers.

地下水重新注入含水层。

Groundwater-Head Fluctuations in Coastal Confined Two-Layer Aquifer System with Submarine Outlet-Cappping;

含有淤泥层边界的两层含水层系统的水头波动

Characterization of aquifer heterogeneity by using hydraulic tomography

应用水力层析法刻画含水层非均质性

Waterlevel Effect of Pumping Aquifer on Nonpumping Aquifers

抽水含水层对非抽水含水层水位影响的效应分析

Effect of roof aquifers on the coalbed methane well pattern productivity

顶板含水层对煤层气井网产能的影响

Analytical Solution of Groundwater-Head Fluctuations in Coastal Aquifer System with Submarine Spring;

含海底泉的含水层系统中水头波动的解析解

Application of iterative method forevaluation of permeability coefficient of phreatic aquifer;

运用迭代法推求潜水含水层渗透系数

Full-mechanized Caving Mining Test under Soft Sand Aquifer

松软砂岩含水层下控水综放开采试验

Base Water-bearing Stratum Hydrology Geological Feature Analysis of Taoyuan Coal Mine

桃园矿底部含水层水文地质特征分析

Sometime the term artesian is used to denote a confined aquifer.

有时候人们也用自流含水层这一术语表示承压含水层。

Review on the Codification and Development of Trans-boundary Aquifers and Discussion on Its Utilization and Protection

跨界含水层法编纂与发展述评——兼论跨界含水层的保护与利用

Parameter Estimation for Confined Aquifers Using the Cooper-JacobMethod and Residual Drawdowns

用水位恢复数据计算承压含水层水文地质参数

Prediction of the inflow water into a pit in a semi-infinite zonal aquifer under the condition of constant water head

定水头补给半无限带状含水层矿坑涌水量评价

Analysis on the relationship between variation of water pressure difference of aquifers and coal mine water inrush

含水层水压差变化与煤矿突水关系分析

Calculation of aquifer parameters and its evaluation of groundwater-bearing during steady flow pumping

稳定井流抽水含水层参数计算及富水性评价