地质体

江垭电站的岩锚梁施工，以工程地质体控制论为理论基础，岩台开挖分4步进行：第1步在岩台以上2m范围内进行预裂爆破；

The construction of the anchored crane beam at Jiangya Hydropower Station was based on the control theory for engineering geologic body , the rock bench excavation was conducted in four steps : ( 1 ) presplit blasting in a 2-m-high rock layer above the rock bench ;

基于单向约束TIN的层状地质体三维建模

3D Modeling of Bedded Geologic Body based on Unilateralism TIN

计算变密度任意形状地质体重力异常的B样条函数法

B spline function method for calculating gravity field of density-variable source body with arbitrary shape

应用OpenGL实现三维地质体网格数据的可视化

The Visualization of 3D Geological Body of Grid Data with OpenGL

MT方法对一维地质体探测能力的研究

The study of detecting ability for 1D electrical body with MT method

基于OpenGL的三维真实感地质体研究

Study on 3D realistic geology based on OpenGL

基于OpenGL的地质体三维可视化系统开发

Development of OpenGL-based Geological Body Visualization System

据此，本文提出了采用现行CAD软件来建立工程地质体的三维模型，使得建立的模型达到既“可视”又“可算”的目的。

This paper presents a study on how to use CAD software to establish 3D geological model for 3D visualization and numerical simulation purposes .

用MT方法对一维地质体的探测能力进行研究。

In this paper the detecting ability has been studied for 1D electrical body with MT method .

基于Viterbi算法的复杂地质体速度约束化自动拾取

Automatic picking velocity by the viterbi algorithm for the complex geological case

三维地质体建模及可视化是三维GIS研究的热点问题，同时也是地质、矿山等领域发展的迫切需要。

Three-dimensional geological modeling and visualization is not only a hot research issue of 3D GIS , but also an urgent need in the fields of geology , mining exploitation .

本文以B样条函数的插值、求导、求积为基础，建立了用B样条函数正演二度和三度复杂形态变密度地质体重力异常的方法。

B spline function methods for calculating gravity fields of 2D and 3D density-variable source bodies with complex shape are developed on the basis of interpolation , derivation and integration of B spline function .

使用虚拟现实建模语言（VRML）实现了层状地质体的三维显示。

The layer shaped object is displayed in three dimension by using the Virtual Reality Modelling Language ( VRML ) .

结果表明，一维和二维TM模式的相位微分是一个很好的参数，对H型模型和A型模型都能得到较准确的地质体参数。

It is pointed out that 1D and 2D TM phase-derivative is a useful parameter . The parameter of structures , whether H model or A model , can be derived .

作者在本文中使用虚拟现实建模语言（TheVirtualRealityModelingLanguage，简称VRML）实现了层状地质体的三维显示。

The layer shaped object is displayed in three dimension by using the Virtual Reality Modeling Language ( VRML ) . An example indicates that the VRML has character of intuitionistic and easy to be studied .

基于IDL的地质体真三维重构与可视化探讨&以福州市地热田热储结构为例

Three-dimensional reconstruction and visualization of geological material with IDL : a case of Fuzhou geothermal field three-dimension visualization system

锡石中的REE和与之有成因关系的花岗岩或其他地质体之REE的地球化学特征，具有明显的继承和发展演化的关系。锡石的REE地球化学特征具有明确的成因意义：个（？）

The geochemical features of REE in cassiterites and their genetical related granites or other geologic bodies show a clear inheritance and evolution relationship .

1∶5万化探分散流圈定的Au异常，因地质体的不同，异常特征各异。

In the different geologic bodies , the gold anomalies which was found in the stream sediment survey of 1 ∶ 50 000 have different forms and features .

利用MDD模式得到的连续冷却曲线，可以定量地描述地质体的冷却（隆升）过程；

The continuous cooling curve obtained with the MDD model can use to quantitatively describe the cooling or uplifting process of a geologic body .

介绍R／S分析法原则，并结合实例来研究地质体和地质现象的分形特征，确定地质异常，建立地质异常分形模型。

The fundmental principle of R / S analysis is introduced here , and takes an example to study fractal features of geological phenomena and geological bodies to define geological anomaly and to set up the fractal model of geological anomaly .

当两个组合球形岩溶地质体之间的距离ΔX与MN之比ΔX／MN≤1／3时，ρs曲线会发生畸变，直接影响分辨能力，并会导致错误的解释结果。

When Δ X / MN ≤ 1 / 3 (Δ X being the distance between two spheroidal bodies ), a distortion of ρ s curve may appear , which affects directly the discrimination and results in incorrect interpretation .

模型试算结果表明，最优Born近似法对复杂地质体具有较强的适应性，在保证计算效率和成像精度的前提下，明显提高了算法的稳定性。

The tests of the model show that the optimized Born approximation method can qualify the effectiveness and adaptability to complex geological body , and can obviously improve the stability of the algorithm under the conditions for ensuring the computation efficiency and imaging accuracy .

本算法生成的四面体网格可保证多个地质体边界一致，避免四面体单元重叠，且大部分四面体网格符合Delaunay法则。

Finally , all tetrahedron meshes of every geological body are joined together . In this algorithm the boundary conference is ensured , overlapped tetrahedrons are avoided , and most generated tetrahedrons are Delaunay .

地面地震数据、井间地震数据和VSP数据虽然具有采集方式不同、波场信息丰富程度不同、分辨率尺度不同，但是它们却是地下相同的地质体的地震波响应。

Surface seismic data , crosswell seismic data , and VSP data , although acquired in different means , of different resolution , are the corresponding seismic wave responses of the same geologic body .

本文以基桩三维可视化系统为例，着重介绍了OpenGL在层状地质体可视化开发过程中的应用，实现了包括双窗口，多种显示方式，剖切和属性查询等功能。

Regarding 3D drawhole visualization system as an example , this thesis introduces mostly how is OpenGL used in this system , including such functions : a couple of view port , multi-display , section and query on attributes .

在隧道穿凿的过程中常常遭遇各种不良地质体，如岩石破碎带、溶洞、突泥涌水等，瞬变电磁法（TEM）就是为了解决该问题而引入的一种隧道超前预报技术。

During the tunneling we faced varieties of harmful geological objects frequently , such as rock fracture zones , karst caves , water outburst quick mud , then Transient Electromagnetic Method ( TEM ) is a method of advanced geological forecast of tunnel to solve the problems .

IOS的理论是应用基于较少假设的、较为简单的数字或几何模式去研究地质体客观存在的复杂性，减少类似概率分布、周期性、平稳性、遍历理论等假设要求。

The theoretical considerations of IOS is to apply more simple numerical or geometric model based on fewer hypotheses to fit practical occurrence of complexity of geological bodies , reducing the hypothetical requirements , such as probability distribution , periodicity , stationary ergodic theory etc.

由于明显的同位素分馏和不同地质体中截然不同的δ7Li值，锂同位素应用十分广泛，且在壳-幔演化、陆壳风化、卤水和污染水体示踪等研究领域取得显著成效。

Larger isotope fractionation and different lithium isotopic values in geological reservoirs make Li find extensive applications in environmental geochemistry , such as upper continental crust weathering , brine and polluted water tracing , etc.

通过理论上的论证和对Oklo天然核反应堆遗迹的反演表明这些地质体可能有一部分具备了形成天然石墨核反应堆的条件。

Theoretical verification and inversion deduction of the remains in the Oklo natural nuclear reactor indicate that at least some of the geologic bodies may have the requisites for the formation of natural graphite nuclear reactors .

实践说明，从定量分析的角度确定最佳因素，改善了浅层资料的质量，保护了50Hz的有效信息不受损害，提高了对特殊地质体的分辨能力，突出了大倾角反射。

It is shown from the practice that the optimum acquisition parameters determined by quantitative analysis can keep 50 Hz effective seismic wave , improve shallow data and the resolution of special geologic bodies , and enhance high dip reflec - tions .