研究地质

Most of the Pb-Zn deposits discovered so far are medium or small in size and occur in cluster and zonality. Based on the geological data available, the author analyzes the favorable ore-forming conditions for the Pb-Zn mineralization in Ningnan region, and on the basis of the detailed study of the Paoma deposit, an exploration model for Pb-Zn deposits in the region is developed.

作者在总结前人区域铅锌矿床研究成果的基础上，进一步分析了宁南地区铅锌成矿有利条件，并以新近探明的宁南跑马铅锌矿床为典型矿床，通过研究矿区地质特征、矿化标志及找矿标志，建立了宁南地区区域铅锌找矿模式。

This dissertation makes horizontal well and symmetric multibranch horizontal wells as research object, according to reservoir characteristics and the seepage process of horizontal well, using multidisciplinary knowledges comprehensively including reservoir geology, reservoir seepage theory, point source function, Green function, conformal transformation, partial differential equation and computational mathematics et al, then researches theory and method suitable for describing seepage process and productivlty calculation of horizontal well.

本文以水平井和对称多分支水平井为研究对象，从油气藏的储层特征和水平井的渗流过程出发，综合运用油气藏地质、油气藏渗流理论、点源函数、Green函数、保角变换、偏微分方程及计算数学等多学科知识，研究出适合于描述水平井渗流与产能计算的理论与方法，主要取得了以下成果

Firstly, In view of geological fracture mechanics theory, the author analogizes the features of soil deformation and quantitatively analyzes the diffusing characters of cement grout and its controlling conditions, and make a thorough analysis of the soil working mechanism in the pile bottom from the sides of the Q-S curves , the distribution characters of axial load in pile body, the contribution made by the percentage of cements injected into soils and etc.

首先，运用地质断裂力学的研究手段和研究成果来类比土体的变形特征，定性分析浆液的扩散特征及其影响条件，并从Q～s曲线、桩身轴力分布特征、水泥浆液掺入百分比对土体强度的贡献等方面对复合地基后注浆土体工作机理作了较详细的分析。

Stable isotopic compositions of carbon and oxygen in marine carbonates formed during geological history has long ...

地质历史时期碳酸盐岩氧、碳同位素组成的研究是目前国际上同位素地球化学研究中的一项重大课题。

The main clues of the study are the emplacing stage of Jinchuan ultrabasic magma and the evolutional model of magma.Its main research contents are the metallogenic epoch,the ore-forming mechanism,the emplacement mechanism,the magma evolutional-metallogenic model of Jinchuan Cu-Ni sulfide Deposit,the geological characteristics and genesis ofⅠ-⑥Concealed Cu-rich orebody.Its purpose are to predict the prospecting target area in the depth and border of Jinchuan Deposit and serve the Jinchuan mine.

本文以金川超基性岩浆侵位期次、岩浆演化模式为研究主线索，以金川铜镍硫化物矿床的成矿时代、成矿作用机制、就位机制、岩浆演化—成矿模型、Ⅰ-⑥富铜隐伏矿体地质特征及成因研究为重点内容，以预测矿区深边部找矿靶区服务矿山生产为目的。

A number of geological and mineral composition and geochemical investigations indicate that the deep geodynamics process and mantle characteristics of middle Jurassic gabbros suits from south Jiangxi province are distinguish from Cretaceous gabbros suits from coastal belt of Fijian province, the former are related to mantle upwelling and lithosphere extension, the later are related to subduction and lie on back-arc basin in tectonic environment.

对赣南车步辉长岩类的地质特征、矿物学和地球化学特征进行了研究，着重讨论它与沿海辉长岩类构造环境和源区性质的不同，研究表明它可能是中国东南部中侏罗世软流圈上涌、岩石圈伸展和地壳裂解的产物，而沿海白垩纪辉长岩类的构造环境是弧后拉张盆地；车步辉长岩类的源区可能是未受到明显俯冲组分影响的富集地幔，而沿海白垩纪辉长岩类的源区可能包含较多俯冲组分。

Combining an evaluation of seismic risk in Panjin area is given by determining seismic activity parameter for the design of the considered area , settingup its fortifying-level divided areas and establishing divisions for predicting the destructive degrees of an earthquake when sandy soil is liquidized .

本文利用研究区地质构造特征，古地震和地壳形变等资料建立断层模型，求解地震活动参数，判定未来地震发生的地点、强度和频度，并结合面源模型的地震危险性分析，建立研究区设计地震动参数及其设防水准分区，砂土液化震害程度预测区划，对盘锦地区的地震危险性问题做出了评价。

Based on these hot and key spots in construction of high dams at present, Combining one of the 973 plan projects: Study of Global Stability of Geology Engineering System under Interaction of Several Factors(NO.2002CB412707), the dissertation mainly studies the stability anomaly and corresponding shape optimization. The main contents are as follows:The dissertation advances stability analysis method of arch dams based on arch-cantilever method, that is, the stability of arch ring and cantilever are analyzed respectively based on arch-cantilever method and corresponding formula of stability calculation is established. So the calculation methods of dam stress and stability are unified.

围绕目前高拱坝建设中的热点和重点问题，结合973计划课题：多因素相互作用下地质工程系统的整体稳定性研究(编号 2002CB412707)，重点研究高拱坝的稳定转异以及体形优化，现将主要内容归纳如下：本文提出基于拱梁分载法的拱坝稳定分析方法，即在拱梁分载法的基础上，分别分析拱圈和悬臂梁的稳定，建立相应的稳定计算公式，统一坝体结构稳定和应力计算方法。

First, the computation theory of the anti-sliding pile has been researched including interaction between the pile and tho landslide, the mechanical model of the pile and the calculation method of the internal force of the pile with prestressed anchor cable. Second, the internal force status, the mechanical computation model and the design method of the foundation beam with prestressed anchor cable have been analyzed. Finally, by the example, engineering instance and the geology mechanical model test, the main results and conclusions deduced from the thesis have been compared and validated.

论文首先对抗滑桩的相关设计计算理论进行了研究，包括抗滑桩与边坡岩土体的相互作用，抗滑桩的力学计算模型以及预应力锚索抗滑桩的内力计算方法；其次对预应力锚索地梁的受力状态、计算模型以及设计方法进行了分析研究：最后结合工程实例和地质力学模型试验对相关结论进行了分析比较、验证。

According to the geological property of the research area, we apply sequence indicator simulation method if the reservoir type is discrete variable. Sequence Gauss simulation method is used if the type of reservoir property is continuous variable. Structural model (single well model, fault model and bedding model) and property model are built. The 3D distributions of reservoir parameters are established based on structural model. Three advantage oil distribution of the oil field are pointed out through overlap of the reservoir parameters distributions.

根据研究区的地质特征，建模过程中的储层类型属于离散变量，选用序贯指示模拟方法；储层参数属于连续变量，则选用序贯高斯模拟方法，对储层分别实现构造建模(单井模型、断层模型和层面模型)和属性建模，在构造模型的基础上建立储层参数的三维分布，通过储层参数的分布的叠合研究，在该油田指明了三个有利油气分布区块

By using competitive adsorption of activated carbom to remove unfavorable influence of carbon in carbonaceous gold concentrate on leaching process, the leaching rate of gold concentrate can be improved to 88% as compared with 10%by direct cyanidation.

本文论述了利用活性炭竞争吸附作用，消除含炭金精矿中炭在浸出过程中的影响，使金精矿的浸出率可由直接氰化的10％提高到88％。

The only thing you're ever gonna be king of is King of the Stupids!

你只配做傻瓜的国王！