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- Based on the prospecting practices of many years, the paper has summarized 8 general lithologic features of core under normal stratigraphic sequence before drilling to the coal-beds in drill hole. 根据多年的勘查实践,总结提出了八条正常地层层序下钻孔见煤前的一般岩心岩性特征,对指导见煤预告等大有裨益。
- normal stratigraphic sequence 正常层序
- The erosional surface dissected by such valleys may subsequently become an unconformity in the stratigraphic sequence. 被这种河谷切割的侵蚀面后来可能成为地层层序中的不整合性。
- Application of Gauss wavelet to demarcate log stratigraphic sequence automatically. 高斯小波用于测井层序地层自动划分的研究。
- Yongtai stratigraphic sequence is a complex pluton,which is composed of 4 plutonic masses and 48 intrusives. 永泰序列系复式深成岩体,由4个深成岩体、48个侵入体组成。
- The stratigraphic sequence, age, and geotectonic background of Changning-Menglian tectonic belt have long been disputed. 摘要昌宁-孟连构造带的地层层序、地层时代归属和构造背景一直是热点争议问题。
- The stratigraphic sequence, volcanic cycle, petrology, geochemistry and geological environment of late Permian basalt along Chenghai fault is studied. 论述了程海断裂带玄武岩的地层层序、火山活动旋回、岩石学、地球化学、火山系列、活动环境及成矿关系。
- Comparatively it is the first time that the stratigraphic sequence in Chifeng Basin is introduced completely in this paper, and the spore-pollen assemblages have been set up. 作者首次比较完整地介绍了赤峰盆地早白垩世岩石地层层序及孢粉化石组合序列,并对各地层单元的区域对比关系和地质时代归属进行了简要讨论。
- The north of Wei Yuan area is in good condition of storage and in normal stratigraphic sequence.It has different drill display on this area, main of which is abnormal gasometry result. 威远北部地区地层层序正常,保存条件良好,区内钻井在须家河组均有不同程度的显示,以气测异常为主,初步展示了该地区丰富的油气资源并具多套储产层的良好勘探前景。
- Abstract During Late-Pleistocene,a stratigraphic sequence of alternating wind-drift sand,loess and limnetic facies developed in the northern Poyang Lake area. 摘 要 晚更新世期间鄱阳胡北部地区,九江、胡口、彭泽一带发育风沙-黄二湖沼相交互地层序列。
- This discovery provides important data and evidence for establishing the climatic stratigraphic sequence and division and correlation of the Quaternary glacial period on the Qinghai-Tibet plateau. 为青藏高原建立气候地层层序、第四纪冰期划分对比提供了重要的实际资料和依据。
- The stratigraphic sequence of the Jiaonansubregion includes the upper Archaean Dashangou lithologic formation,the lower Pro-terozoic Jiaonan lithologic group and the Pengheshi formation of the sinian system. 胶南地层小区层(岩)序为:晚太古代大山沟岩组,早元古代胶南岩群,震旦系朋河石组。
- Taking the subaqueous fan of the Third Submember of the Shahejie Formation in Pucheng Oilfield,Dongpu Depress,as an example,a study of the high resolution stratigraphic sequence has been carried out. 以东濮凹陷濮城油田沙三中亚段水下扇沉积地层为例,进行了水下扇储层高分辨率层序地层学研究。
- YANG Yu-feng,WANG Kong-wei,WANG Shi-bo,et al.The controlling of structural activities on the stratigraphic sequence in Paleogene of Tangyuan Depression[J].Oil &Gas Geology,1999,20 (1):50-54. [2]杨玉峰;王孔伟;王始波;等.;汤原断陷下第三系构造活动对层序的控制作用[J]
- The article discussed a new way of demarcating stratigraphic sequences based on the wavelet transform of well logging data. 探讨了小波变换用于测井层序划分的一种方法。在论述了小波变换对信号时频分析的优势后,介绍了连续小波变换的定义和一般步骤。
- framework of stratigraphic sequence 层序地层格架
- Based on the above study, the authors propose the basic principles and main approaches used in the reconstruction of the stratigraphic sequences of the erogenic belt. 以此研究为基础,探讨、提出了重建造山带地层序列的基本原则和主要途径。
- The computer has a normal qwerty keyboard. 这台计算机有标准的英文键盘。
- Using the latest research data the authors describe the stratigraphic sequences,lithology,sedimentary structures and fossils of three measured sections of the Yangling psephyte. 根据阳岭砾岩上下地层接触关系、采获微古植物化石、砾石成分及来源判断,其成岩时代为志留纪。
- stratigraphic sequence framework 层序格架