The low numerical value distribution of these two types trace elements in the Aeolian sand facies represents erosion and accumulation under wind force during the cold-dry climate.
这两种类型元素在风成沙中呈现的含量低值揭示了其时干旱寒冷气候作用下风力的侵蚀 搬运与堆积作用；
The favorable reservoirs are dissolution pore facies and chlorite cement facies in the sand bodies of subaqueous distributary channels and center of river mouth sandbars.
有利的储集相带为水下分流河道砂体和河口砂坝中心的溶蚀孔隙相和绿泥石胶结相。
Results the model of the fluvial facies sand-body sediment the extensive connecting body for braid river sang-body and the half connecting body for meandering river sand-body.
结果建立了辫状河砂体“泛连通体”、曲流河砂体“半连通体”的储层砂体沉积模式。
Sedimentary environment and its evolution, distribution of sedimentary facies and sand bodies are discussed on the base of the data of log, drilling and c, o isotope.
本文利用测井、钻井和C、O同位素等资料，研究了核二段各砂组沉积时期的沉积环境、相带分布、砂体展布以及沉积演化规律。
This paper analyzes the petroleum geology condition and the relationship between the deployment of fault and sand as well as the sedimentary, seismic facies.
针对这一情况，从石油地质条件、砂体与断层的配置关系、沉积相和地震相特征等角度对洛带和新场气田的含气情况进行了分析。
The distribution of oil and water is mainly controlled by sedimentary facies, structures and the thickness of sand bodies.
油水分布主要受相带、构造和砂体厚度等因素控制。
The reservoir types in the studied region are mainly deltaic facies and inshore shallow lake facies sand bodies.
研究区储集层岩相主要为三角洲相、滨浅湖相砂体。
The authors try to research the classification, sequence structure and stacking pattern of the high-resolution sequence stratigraphy about river facies and further use them to study sand distribution.
由此力求建立适合于河流相沉积的高分辨率层序地层学层序划分方案、旋回结构及叠加样式，并将其进一步运用到河流相沉积体系的砂体时空展布的研究中。
The shoreland bar and beach sand are classified into lacustrine delta deposition and they can be added to the types of lacustrine delta sedimentary facies.
滨岸坝、湖滩砂仍属湖泊三角洲沉积，它丰富了湖成三角洲沉积相类型。
Triassic Yanchang deltaic oil-gas located in east of basin with two kinds of oil-gas reservoir sequence, the lacustrine facies delta foreset sand body and plain distributary sand body.
二是上三叠系延长组三角洲油气区，主要位于盆地东部，具有湖相三角洲前积砂体和平原分流河道砂体两种油、气藏序列。
The sedimentary facies analysis is the key to study the sand body distributes, the sedimentary facies determines correctly or not is affecting directly to the understanding in sand distribution rule.
沉积相分析是研究砂体分布的关键技术，沉积相确定的正确与否直接影响着对砂体分布规律的认识。
The high quality sand-body trap is characteristic of a large-scale trap, having furthersome types of reservoir facies and favorable reservoir, which are key factors for hydrocarbon enrichment.
优质的砂岩体圈闭具有圈闭规模大、发育有利的储集相类型和良好储集层的特点，这些是油气富集的关键因素。
Taking this sand body model as facies-controlling conditions, a reservoir property model was proposed.
然后以此砂体模型为相控制条件，建立储层物性参数模型。
River facies and sand bank facies distributed in the middle of Jinhua-Quzhou Basin, locating in sectors between Quxian and Longyou.
河流及沙洲相分布于盆地中部，即衢县和龙游之间的区段；
This alluvial fan is characterized by thin, narrow and straight sand bodies as well as developed gully microfacies (hydrocarbon-bearing facies). Also, this paper presents...
其中发育的含油气微相是冲沟微相，它具有砂体薄、窄、直的特点，介绍了这类油田有效开发的措施和效益。
Different micro-facies units of fluvial sand bodies control the overall reservoir physical properties at high water cut stage.
河流砂体不同微相单元决定了油田高含水期储层物理特性的总体规律。
Red sand stone is low or medium rock strain in strength, variable and complicated in litho - facies, and easily weathered or weakened.
红砂岩为中低强度岩层、岩相复杂多变，较易风化、软化。
The genetic types in river facies sand-body are divided into 5 types and corresponding measures of excavating remaining oil potential must be adopted for each type.
河流相储层剩余油成因类型丰富，可详细划分为5类成因类型，针对每一类剩余油分布形式应采取相应的挖潜措施。
The hydrocarbon accumulation has selectivity on genetic type of sand body, while oil and gas enrichment is controlled by favorable sedimentary facies belt and reservoir facies belt.
油气的分布严格受控于沉积体系，油气的聚集对砂体的成因类型具有选择性，而油气的富集则受控于有利的沉积相带和储集相带。
Sand control technology may be determined according to the classified log sedimentary facies and has got initial results.
根据测井划分的沉积相确定防砂工艺，也取得了初步成果。
Due to controlling by sedimentary facies strictly, the channel sand was the frame sand, Chang 23, Chang 22 and Chang 21 sands have a good inheritance.
其砂体展布严格受沉积相的控制，河道砂体为骨架砂体，长23、长22、长21期砂体具有较好的继承性。
Relationship between sedimentary facies and hydrocarbon distribution shows that most favorable oil and gas accumulation zones occur in the mouth bar, distal bar and sand sheet.
该区沉积相与油气分布关系分析表明，河口坝、远砂坝和席状砂微相是最有利的油气聚集带。
Relationship between sedimentary facies and hydrocarbon distribution shows that most favorable oil and gas accumulation zones occur in the mouth bar, distal bar and sand sheet.
该区沉积相与油气分布关系分析表明，河口坝、远砂坝和席状砂微相是最有利的油气聚集带。
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