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The most surface in this area is covered by basalt, so it is harder for geological working.

通过地面地质工作,对该区域地质规律及主要岩层、岩性又有了新的认识。

Therefore, this study will utilize detailed borings and testing programs, and the project is divided into four in-depth studies. These four sub-projects are:Sub-project 1: Study of rock properties and sedimentary environments.

由於这些都会区地质年代几乎都属第四纪更新世晚期所发育的冲积平原,不论是沈积环境、地下地质环境、地层分布或土壤工程特性,均呈现极大差异,不易掌握。

Taking the plate tectonics as leading theories, combining outcrop, seismic techniques, drilling and logging datum, inter-verifing manifold researching methods, The paper has amply researched the region. discussed the coupling relation of basin-mountain and the geodynamics system; analyzed geologic tectonic characteristics of the basin; confirmed superposed alteration in Mesozoic of the basin; recompartmentalized tectonic units of the researching region and the basin; studied the tectonic evolution of the basin since Mesozoic; ascertained four large tectonic layers and five tectonic evolution process stages in different ways of formation and tectonic alteration; established different tectonic stages、compages、models and sedimentary filled processes, based on the organic geochemistry and oil-gas geologic characteristics in middle Cenozoic of the basin, the conclusions have been summarized in the paper, such as:The primary source rock in lower Permian and subordinate source rock in upper Triassic are developed in the region with better quality, and secondary hydrocarbon is possible; The bearing system which is comparted by three large tectonic layers and two unconformity surfaces formed in Palaeozoic、upper Palaeozoic to Triassic and Cenozoic developing in the region, compounded with reservoirs of different lithology is developed in the region, while the property of tectonic fracture reservoir is better; Based on the analyzing petroleum accumulation elements and preserving conditions, the deep depressing belt in the north of Luoyang depression、Shiling-Yiyang folded fault belt in Yiyang depression and wide anticline belt in Yichuan depression are advantageous petroliferous region, Zhaizhen anticline in Luoyang depression and Shimen wide anticline on footwall of overthrust in Yichuan depression are optimum tectonic traps.

本文以板块构造理论为指导思想,采用露头区野外地质与盆地地震、钻井、测井资料密切结合,多种测试方法互检的研究方法,探讨了盆山耦合关系及其所控制的地球动力学系统;分析了研究区域和盆地地质结构构造特征,确定了中生代盆地的叠合改造性质,并重新划分区域构造单元和盆地构造单元,深入研究了洛阳—伊川盆地自中生代以来的构造演化;确定了成盆作用和构造改造作用的四大构造层和五期不同方式、方向的构造演化过程;建立了不同构造阶段的构造组合和样式及与构造相关的沉积充填过程;在此基础上通过多种有机地球化学指标,研究盆地中新生代油气地质特征,认为本区发育下二叠统区域主力烃源岩、上三叠统区域非主力烃源岩,两套烃源岩质量均较好,并具备二次生烃条件;认为本区发育古生界、上古生界—三叠系和新生界三大构造层、两个不整合界面分隔、不同岩性储集层叠置组合和构造裂隙型储集层的复式储集体系,其中构造裂隙型储集层储集性能较好;依据油气成藏条件和保存条件分析,认为洛阳凹陷北部深凹带、宜阳凹陷内石陵—宜阳褶断带以及伊川凹陷伊川宽阔背斜带为较有利含油气区,有利的构造圈闭是洛阳凹陷翟镇背斜和伊川凹陷的石门逆冲断层下盘的宽缓背斜

At last, the author has studied the geological prediction of tunnelling in the domain of complex geological structure.

最后,作者探讨了在复杂地质构造区域,隧洞开挖过程中岩体地质条件的预报途径。

Based on the characteristic of multi resolution of wavelets analysis, a effective method for displaying any cross section from coarse to fine resolution is presented; Based on OpenGL, the paper improved Ray-Casting arithmetic and footprint arithmetic considering the characteristic of seismic data; After introducing the characteristic of geology data and the process of seismic interpretation, the paper presents a theory frame of 3D geological interpretation software and partly realize the frame.

本文首次利用小波变换实现了三维地震数据体的快速多分辨率显示;针对地震数据体的特点,提出了基于OpenGL的改进光线投影法的快速算法及改进的脚印算法;实现了地震数据体的切割、面状地质体的构造及面状构造与地震数据体的联合显示,动画效果的形成等三维地震数据体显示效果;分析了三维地质体的特点及常规地质解释过程的特点,提出了三维地学可视化软件的体系结构,并实现了其中主要功能,取得了良好的效果。

Focusing on the PGE enrichment mechanism in the basic-ultrabasic intrusions in the Panxi rift, firstly, through the interpretation of TM photograph, data processing of regional geochemical exploration and geophysical prospecting results of gravity, magnetic force and seism, we analyzed the controlling effect of structure and magmatic movement on the PGE mineralization; Secondly, through the study of volcanic apparatus, petrography, measurement of comprehensive geochemical section, isotope tracing and dating of typical PGE-rich melanocratic rock series, we discussed the sources of the PGE-bearing mafic-ultramafic intrusions and basalts, their timing, evolvement sequences, the geochemical processes of magma crystallization and fractionation, and the relationship between magma evolution and structural development; Finally, through the analysis of PGE and chalcophile elements concentrations in the melanocratic rock series and the contrastive study with the Noril''sk magmatic Ni-Cu-PGE sulfide deposit, its related continental flood basalts and Siberia Traps, we discussed PGE mineralization characteristics and its enrichment mechanisms in the melanocratic rock series in the Panxi rift.

本项目首先围绕川西地区主要的PGE矿床及伴生矿的地质环境和有关的地质构造背景,通过TM卫片解译、区域化探和重、磁及地震物探资料分析,总体把握构造及岩浆活动对PGE成矿的控制作用;然后通过对典型富PGE暗色岩套的火山机构地质构造、岩石岩相学、地球化学、同位素定年和示踪等方面的工作,分析本区基性-超基性含矿岩体与喷出岩之间的成岩物质来源、侵入时代及演化序列,研究该区同一岩浆房分异结晶的地球化学过程及其随构造发展的耦合关系;最后通过对暗色岩套PGE地球化学剖面分析以及与俄罗斯诺里尔斯克陆内裂谷溢流型玄武岩中PGE矿化的岩石-构造环境对比研究,探讨该区暗色岩套中的矿化特点和富集部位及其PGE富集机制。

This article is on the basis of the predecessors working results. After a thorough and meticulous field geological survey ,it collects a large number of geology information and researches from the regional metallogenic geological background, and focuses on the formation, structure, palaeogeographic environment and mineralization. It describes the nature of the deposit, evolution and the formation of the ancient environment,analysis of the source material,sedimentary environment, advises the genesis point of view and establishes the deposit model,studies the control factors and bauxite ore mineralization, sums up the mineralization law and suggests the favorable prospect of this area.

本文在学习、研究前人各种工作成果的基础上,经过深入细致的野外地质调查,收集大量的地质信息,从区域成矿地质背景研究入手,着重研究了地层、构造、古地理环境与成矿的关系;阐述了西村矿床的性质、演化及其形成时的古环境;分析了成矿物质来源及沉积环境;提出了矿床成因的观点;建立了该矿床成矿模式;研究了控矿因素与铝土成矿关系,总结了矿化富集规律;提出了该区有利的找矿远景。

The paper cluing on the geo-phenomena which the loose accumulation appeared on multi-place in process of hole dibbling in the Llongchi slope in Diexi seismic area and based on the investigating and analyzing on geo-physiognomy times, adopting VLF testing and RaA testing, clarified the spatial distributing characteristics of the embedding ancient groove's in the Longchi Slope, disclosed the recent evolutive characteristics of Minjiang river, solved the geo-issue about water-project concerned; The research no...

围绕叠溪地震区的龙池岸坡在引水隧洞施工开挖过程中多处出现沟谷相的松散堆积物这一地质现象为线索,在多次现场地质地貌调研分析的基础上,采用甚低频电磁法现场测试和RaA氡气现场测试的验证分析,阐明了龙池岸坡中埋藏古沟槽的空间分布特征,揭示岷江河谷近期演化特征,解决引水工程施工中所关心的地质问题;通过本次研究不仅对龙池岸坡的稳定性有了新的认识,而且为类似强震区的岸坡稳定性分析提供新的思路和方法。

All of the studies in this paper, including the study of leaching behavoirs of HLW glass under repository conditions, low oxgen and multi-barrier media; the geochemical model PHREEQC used for calculating the leachate compositions and sediment phases on the glass surface; A Monte Carlo model established and used for study of leaching behavior of HLW-glass; as well as the high-temperature self-propagating synthesis used for immobilization of Sr element in perovskite synroc, are the front research works of this field in the world, and obtained some significative results in theory and practice.

本研究所作的高放废液玻璃固化体在模拟地质处置条件下(低氧条件和多种地质介质)的浸出行为研究,采用了低氧条件和多种模拟地质介质,包括北山预选厂址的花岗岩、膨润土、水泥和Fe〓O〓作为浸出介质,模拟地下水和去离子水作为浸出剂,90℃和150℃两种浸出温度;采用了地球化学模型PHREEQC(version2.7)研究玻璃固化体浸出液中主要元素的浓度以及沉积相的生成;采用蒙特卡罗法建立玻璃固化体的计算模型,对玻璃固化体的浸出行为进行研究;采用了自蔓延高温法固化锶,这些工作都是当前国际上比较前沿的研究课题,采用了先进的分析测试技术,并且作了大量计算,得出了理论上和实践上有意义的结果。

This text aims at the difference of several representative geology conditions in Yang Shui mining area, carried on the primary election to the mining method of Yang Shui mining area, introduced the new theories of numerical optimization choice of mining method that are fuzzy mathematics and artificial neural network etc, based on the existing mining methods that are feasible, adopt the fuzzy optimization choice principle of flexible neural networks, and synthesize several experts and fieldworkers' opinion, built up the related mathematical model and revised model, carried on processing of programming through computer, thus established each optimization mining project under several representative geology conditions in Yang Shui mining area, and carried on optimizing to the existent unreasonable parameter in mining project;have the great significance to aim at each kind of geology condition for each mining area to adjust the mining method in time in the course of mining, abandon chronically unreasonable mining method, full reclaim the mine's resource, lower the dilution rate、 loss rate of mineral mining, raise the production capacity of stope and economic benefit of mine.

本文针对洋水矿区几种典型地质条件差异,对洋水矿区采矿方法进行了初选,介绍了模糊数学和人工神经网络等采矿方法数值优选新理论,在现有可行性采矿方法的基础上,采用弹性神经网络模糊优选原理,并综合多位专家及现场工作者的意见,建立了相关的数学模型及修正模型,通过计算机进行编程处理,从而确立了洋水矿区几种典型地质条件下各自的最优采矿方案,并针对采矿方案中存在的不合理参数进行了优化,为各矿区针对各类地质条件在采矿过程中及时调整采矿方法,摈弃习惯性的不合理采矿方法,充分回收矿山资源、降低矿石开采的贫化率、损失率,提高采场生产能力以及矿山经济效益具有重大意义。

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推荐网络例句

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称;三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起,称之为挽歌体诗人或者史诗诗人,他们被称为诗人,似乎只是因为遵守格律写作,而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。

This is not paper type of business,it's people business,with such huge money involved.

这不是纸上谈兵式的交易,这是人与人的业务,而且涉及金额巨大。