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On the basis of stratigraphical features and lateral change, 10 sequences have been divided as well as some depositional boundary and tracts.

通过对区内沉积盆地地层特征及侧向变化分析,初步划分出了10个层序,识别出若干个沉积体系域和层序界面。

According to the natures of the 3rd-sequence, two kinds of facies-change surfaces and two kinds of diachrononism in stratigraphical records, the sequence stratigraphic framework can be established.

在前人岩相古地理研究的基础上,根据三级层序的两大特征——"空间上相序的有序性和时间上环境变化的同步性",并考虑到地层记录中的两种相变面和两种穿时性――"静态相变面及其相变面穿时、动态相变面及其间断面穿时",建立研究区域志留系的层序地层格架,并在此基础上从沉积物的时间演化序列和沉积相的空间展布形式入手,恢复其古地理背景。

The rate of subsidence has been decreasing from area near vertex of delta to the coastal zone and some place is even rising, particularly in the early formed area. What is the different in the coastal is that the rate of subsidence is still high and can sustain a long time. This is because the land subsidence in the delta is mainly caused by the consolidation of sediments if there is no human activity. Especially in the newly formed area, Qingshuigou sub-delta, the rate of subsidence was more than 50 mm/a in the begining and now is still higher than 10 mm/a. When the newly sediments discharged by the Yellow River landed on the subaquatic delta, its load can drive the concolidation of the silt, which is on the surface of the Bohai seafloor. The rate of consolidation of the silt will be decreasing quickly in the first years, but still a long time in the later time with a slow rate.

研究结果表明:现代黄河三角洲在以宁海为顶点的河口扇形区域,近期均经历了不同程度的地表下沉过程,但是随区域地理位置和时间的不同,地表变化空间差异性比较明显;三角洲顶点附近区域的下沉速率自上世纪末开始逐渐减小,后期甚至出现轻微的抬升;滨海沿岸附近地区的地表形变特征相对比较复杂,各期叶瓣相互叠置及其各类沉积物的不均匀分配,使由沉积物自然固结压实引起的地表形变具有显著的空间差异;目前,除清水沟流路叶瓣表现为快速沉降以外,其它滨海沿岸区基本上都表现为微弱的下沉。

The Yushulin oilfield is located in eastern slope of Sanzhao seg of central sag zone in the northern part of Songliao basin. Its main oil-producing formations are Fuyu and Yangdachengzi oil layers of mesozoic group cretaceous. Its reservoir is fluvial facies sediment. Main sandstone is positive circle channel sandstone with calcium in the beneath, and microelectrode curve is box distribution function. Its secondary oil-producing formation is Yaoyi part of Putaohua oil layer. Its reservoir is delta front sediment. Main sandstone is subaquatic distributary channel sandstone, and microelectrode curve is box distribution function.

榆树林油田处于松辽盆地北部中央坳陷区三肇凹陷东部斜坡,主要产油层系是中生界白垩系泉三、四段的扶余、杨大城子油层,储层为河流相沉积,主要砂体为有底钙存在的正旋回河道砂体,微电极曲线形态为箱型;其次为姚一段的葡萄花油层,储层为三角洲内前缘沉积,主要砂体为水下分流河道砂体,微电极曲线形态为箱型。

Mechanical and tribological behaviors of these submicron films were investigated and interpreted.

采用真空磁过滤等离子电弧沉积的方法在9Cr18钢上沉积不同厚度的DLC膜。

Detailed examination of sedimentary cores retrieved from Sugan Lake in the northern Qaidam Basin of northwest China\'s Tibetan Plateau reveal that fine laminated beddings form in the sediments where water depth exceeds 3 m.

基于沉积物收集装置的现代过程研究发现,苏干湖夏秋季以浅色的单水方解石为主,冬半年以深色有机质为主,现代湖泊能够形成冬半年深色层和夏半年浅色层的纹层沉积

Therefore, the western Taim basin has been considered to be a favorable location in search for ancient sylvinite deposits. In order to indentify its marine or continental sedimentary facies and also the sedimentary stages, the authors selected the late stage evaporates of gypsum and salt minerals and measured the values of sulfur and chlorine isotopes.

为了更准备地判断其成盐的海陆相特征,即成盐物质的主要来源,以及岩盐沉积之前的古卤水蒸发浓缩阶段,预测更有前景的成钾远景区,论文选择了蒸发岩沉积序列中的石膏及石盐矿物,分别分析了其硫同位素及氯同位素分布特征。

It is thus concluded that Late Cretaceous salts deposited in Kashi depression of southwestem Tarim basin are close to the marine type, and the sedimentary stage is somwhat later than other regions. Therefore, Kashi depression should be regarded as a promising area in prospecting for sylvinite deposits.

应用这两个同位素新指标分析,塔里木盆地西部喀什次级构造凹陷晚白垩世盐岩沉积接近海相沉积类型,而且岩盐沉积阶段较晚,是一最有利成钾远景区。

Based on the depositional characteristics and stratigraphic feature of Inland Basins, Western China, and taken examples from Zhongger and Tsaidam basin, in this paper, the author probes systematically into syntheic methods applied to analysing subsurface sedimentary facies, predicting and mapping the source, reservoir and cap rock of oil/gas, and studing the stratigraphic model of sedimentary facies as well as the seismic models with all of information which come from outcrop section, drilling profiler, well log, seismic prospecting and examples data.

近十年来,作为有现代化测井技术、反射法地震勘探技术和计算机数据处理方法等参与的盆地油气勘探已为这一工作提供了新的信息并增加了新的分析内容,以地表露头剖面和钻井岩蕊观察为基础、进而在区域上作出推断的纯定性传统沉积相分析方法已经不适应当今油气勘探的要求,因此,如何充分利用地质、测井、地震及其他方法提供的大量信息,用综合化、程序化乃至定量化的方法进行盆地沉积相分析和其他研究近年来受到石油地质学家们的普遍关注。

Deposits of sediment in gulfs and seas rather than in the ocean proper are known as thalassic deposits.

海湾和内海中而不是海洋中的沉积物被称之为内海沉积物。

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他们没有侵略性,但我大喊,并在他们的方向扔石头让他们过的线索,远离我,以防万一。

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在你的书包里槽2把包装纸、数量无关紧要。

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