岩石学的

The main fruits of study are as follows:(1) A complete stratigraphic framework of Middle-Upper Jurassic series is set up through systematic stratigraphic study of Middle-Upper Jurassic by the analysis of lithostratigraphy , biostratigraphy and chronostratigraphy on five groups of Middle-Upper Jurassic series in the studied area.

主要成果表现在以下五个方面：(1)通过对研究区中—上侏罗统五个组进行岩石地层、生物地层和年代地层分析，系统进行中—上侏罗统地层学研究，建立了研究区中—上侏罗统完整的地层格架。

Jadeite Jade, as a kind of Jade with high quality, has many excellent gemological characteristic, such as gorgeous and changefully color, the tightness and the hardness of its texture, beautiful luster and transparence, and good toughness. Those characteristics attribute to its petrological and mineralogical characteristics.

翡翠作为一种优质的玉石，具有很多优良的宝石学特征，如颜色的艳丽和丰富变化，质地坚硬致密，漂亮的光泽和透明度，良好的韧性等，这些特性都归因于其岩石、矿物学特征。

Under the guidance of the theories of sedimentation, paleontology, stratigraphy, reservoir geology and digenesis, synthetically applying the methods of the conjunction of spot-line-surface, macro-microscopic and field-indoor, there is a comprehensive study for the upper Permian series in stratum, rock, sedimentary facies and diagenesis, especial for the type and characteristics of sedimentary facies, in the paper.

本文主要是以沉积学、古生物学、地层学、储层地质学等相关理论为指导，运用点线面、野外与室内、宏观与微观相结合的方法，并借助普通显微镜、阴极发光显微镜等手段对川西地区北部上二叠统的地层、岩石、沉积相以及成岩作用进行了研究，尤其是对沉积相的类型及特征作了详细的划分与阐述。

Topics covered include, the properties of light and its interaction with mineral grains: reflection, refraction, polarisation, interference phenomena, extinction, colour and pleochroism. Refractometry inclusive isotropic, uniaxial and biaxial optics and the interpretation of interference figures. Transmitted light petrography in the identification and familiarisation with major rock forming minerals in grain mounts and thin section.

讲稿内容涉及到光学属性分析与矿物交叉面相互反应，具体内容有反射、折射、偏振、光干涉现象（包括等方性、单轴、二轴光学及干涉数据解释）、岩石记述学、矿物的光学属性鉴定等方面。

In comparison with the petrography and petrochemistry of hydrothermal sedimentary albitite in the Devonian of the Qinling, combined with the fact that its Lower Paleozoic belongs to a passive continental-margin rift environment on the northern margin of the Yangtze plate,the authors think that the Lower Paleozoic albitite in question is probably of hydrothermal sedimentary origin.

通过与秦岭泥盆纪热水沉积钠长石岩的岩相学及岩石化学对比，结合本区下古生界属于扬子北缘被动陆缘裂谷环境，初步认为这里下古生界钠长石岩可能属于热水沉积成因。

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。

The method utilizes petrographical information obtained from two-dimensional thin sections to stochastically reconstruct the 3D model of a stone sample by the theories and techniques of image processing and mathematic morphology.This paper compares quantitatively the reconstructed microstructures...

这种方法利用从二维薄片取得的岩相学图象信息，用图象处理理论技术和数学形态学的方法生成了岩石的三维模型，对重建的三维微观结构和实际砂岩的表面细微结构进行了定量比较，比较显示，这种重建方法得到的三维模型孔隙率与原始图象基本一致，其水平面/纵切面/横切面上的颗粒长径分布与实际岩石有较好的相关性。

Furthermore,according to their petrologic features and mineral chemistry,21 groups of meteorites are pre...

经过岩石矿物学特征和矿物成分的对比分析，初步判定成对陨石21组。

The Tuyon Basin contains pyrolite inclusions. The mineralogical character of high-pressuremegacrysts, and the Mg*'、 NiO content and petrographic characteristic of volcanic rocks showthat the Tuyon Basin has the characteristics of primitive mantle magmas.

托云火山中含有上地幔岩石包体，高压巨晶的矿物学特征以及火山岩的Mg#、Ni0含量、岩相学特征等证据均表明托云盆地内存在幔源原生岩浆的产物。

Pilot core processing devices designed and role is removed from the core for rock mechanics studies, and thus a more perfect, rational and broken rock mechanics research studies and three roller bits work for the design and improvement of the provision of the necessary bits of information.

试验岩芯加工装置的设计目的和作用是从岩石中取出岩芯以供力学研究，从而建立更加完美的，合理的岩石破碎学研究和牙轮的工作力学研究，为钻头的设计和改进提供必要的信息。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。