沉积学

This thesis has made a deep study on lacustrine sequence stratigraphy and its application to oil and gas exploration and development, based upon the latest theory of sequence stratigraphy, limnology and petroleum geology incorporated with sedimentology, geophysics, tectonics, geochemistry, paleontology, paleoecology, ichnology, paleogeomagnatics and mislaneous analytical means.

"济阳坳陷下第三系沙河街组油气层序地层学研究"以层序地层学、湖泊学和石油地质学的最新理论为指导，充分利用丰富的地震、测井、岩心、录井和油藏工程等资料，综合沉积学、地球物理学、构造学、地球化学、古生物学、古生态学、遗迹学、古地磁学及多种分析测试手段对湖泊层序地层学及其在油气勘探开发中的应用进行了深入探讨。

Based on the studied materials of oil fields and outcrops in the northwestern area of China, selecting the most important oil-bearing rservoirs (fiuvial and deltaic sand bodies) in terrestrial facies lacustrine basin, utilizing the theory and method of sedimentology, this paper explores the key problems, which are the studies of depositional model, heterogeneous model and predictable model, in order to present conductive information for the application of corresponding area and similar reservoirs, simultaneously, to deeply promote the organic combination of theory and practise.

本文根据在我国西部地区油田及露头区研究的资料，选取陆相湖盆沉积体系中重要的油气储层类型—河流和三角洲沉积砂体，以沉积学的原理和方法为基础，对油藏研究中的沉积模型、非均质模型和预测模型等热门研究课题进行研究，以指导相关地区类似油藏或储层的精细描述，从而达到使理论研究和生产实践进一步有机地结合。

Through study of the sedimentaiy geology in the several main belts in China, it is mainly purpose that paper introduces the classic sedimentology to a research on the formation and evolution of erogenic belts and builds up a relatively systemic method and theory of the Orogenic-Sedimentology.

论文通过对中国西南及邻区主要造山带的沉积地质学研究，将经典的沉积学方法体系引入造山带的形成和演化研究，建立了一个比较完整的造山带沉积学理论和方法体系。

Based on lots of achievements of predecessors, directed by reservoir sedimentology, high-resolution sequence stratigraphy and petroleum geology, taking full advantage of loggin, core and thin section data from different wells, this paper has taken detailed study on the Upper Paleozoic strata in Tabamiao area.

本论文在众多前人研究成果的基础上，以储层沉积学，及高分辨率层序地层学、石油地质学等理论为指导，充分利用测井、钻井岩芯、薄片鉴定等资料，针对塔巴庙地区上古生界沉积相及沉积微相类型与展布，高分辨率层序地层特征与层序—岩相古地理演化，成岩作用类型与序列，孔隙类型与特征，以及储层物性特征与分布规律等方面展开了系统深入研究，最后对有利区带进行了预测。

Through a detailed field surveying of Fenghuangshan section of Chaobei area and systematic studies on petrology,petrography and sedimentology,especially on microfacies ,analyzed paleogeographic characteristics and depositional environment.

通过对安徽巢北凤凰山剖面进行详细的野外测量和系统的岩石学、岩相学、沉积学的研究，尤其是进行岩石微相研究，分析其古地理特征及沉积环境。

Aimed at these problem, this paper taked 63 well drilling's rock mineral document and logging document as main analysis object, combined reservoir sedimentology, sequence stratigraphy, logging geology together to research sedimentary system, sequence stratigraphy, lithofacies paleographic, sandbody distribution three dimensional visualization, reservoir character and reservoir sandbody comprehensive evaluation, it offers reference and criterion for Changbei gas field gas reservoir's exploration and development.

针对目前所存在的地质问题，本论文以63口钻井的岩矿资料和测井资料为主要分析对象，运用储层沉积学、层序地层学、测井地质学等多学科交叉的综合研究方法，对长北气田上古生界二叠系山西组2段进行沉积体系、层序地层、岩相古地理、砂体展布三维可视化、储层特征以及储集砂体综合评价和有利区预测等方面进行系统和深入的研究，为更有效地勘探开发长北气田提供科学依据。

The method of 90°-phase inversion gives stratigraphic meaning to seismic phase,and is used to interpret high frequency sequences;the technology of stratal slicing is a series of slices along the surfaces inserted proportionally between two time-surfaces and this technology is used to study the planar distribution of depositional systems.

国外上世纪80年代开始出现地震沉积学这个名词，但由于地震分辨率和研究手段的限制，没有形成一套系统的理论体系和完整的学科，国内近几年虽然广泛开展利用地震资料进行沉积相、地层岩性识别的研究，但还没有出现有关地震沉积学的系统研究。

On the basis of summarizing the status quotation of related researches at home and abroad, problems in related researches and studies are analyzed and the important research fields and contents in marsh sedimentology are chosen:Establishing different model of marsh sedimentation, to support marsh definition and classification from sedimentology; Advancing theory and quantification, to analyze formation process of marsh from quality to quantity methods; Applying modern sampling system and setting up standard sedimentation profiles; Strengthening the research of gleying marsh inland and its recent process and evidence derived from sedimentation profile; Enlarging geography fields and comparing between spatial and temporal research, and enforcing regional short timescale and highresolution environmental change; Paying much more attention on correlations between watershed environment and information derived from marsh sedimentary records and especially on their controlling mechanism.

主要从学术文献、权威机关与科研机构两个方面对相关的国内外研究现状和进展进行总结，针对国内外研究现状和存在的问题提出了今后研究的重点：建立不同成因的沼泽沉积环境模式，从沉积学角度对沼泽定义及分类提供支撑；注重理论提升与定量化，使沼泽形成过程分析从定性描述走向定量化；注重现代化采样系统的应用与标准沉积剖面的建立；加强内陆潜育沼泽研究，注重现代过程与沉积剖面证据；扩大地理覆盖面，加强时空对比，加强沼泽区域性短尺度、高分辨率环境演化研究；深化沼泽沉积信息与流域环境变迁耦合机制研究。

Through study of the sedimentary geology in the several main belts in China, it is mainly purpose that paper introduces the classic sedimentology to a research on the formation and evolution of orogenic belts and builds up a relatively systemic method and theory of the Orogenic-Sedimentology.

论文通过对中国西南及邻区主要造山带的沉积地质学研究，将经典的沉积学方法体系引入造山带的形成和演化研究，建立了一个比较完整的造山带沉积学理论和方法体系。

Taking Jiyang Depression as the study object, many kinds of disciplines were applied synthetically in this thesis, such as, stratigraphy, structural geology, sedimentology, historical geology, geophysics, etc. On the basis of the reconstruction of the denuded thickness and the original thickness, and the study of the developing characteristics of the basin-controlled faults, combined with the study of space-time distribution of the sedimentary facies and the analysis of basin - transfer mechanism and the geodynamics, the prototype basins of each structural stage in Mesozoic were studied and analyzed in detail, moreover, the superimposed relationship of the Mesozoic basin and Cenozoic basin was discussed.

本论文选择济阳坳陷作为研究对象，开展地层学、构造地质学、沉积学、地史学以及地球物理学等多学科综合研究，以地层剥蚀厚度、原始厚度的恢复以及控盆断层发育演化特征的研究为切入点，辅以沉积相的时空展布研究，并结合盆地转型机制、地球动力学背景分析，对济阳坳陷中生代各构造期的盆地原型进行详细解剖和分析，探讨其与新生代盆地的叠合关系。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。