沉积环境
- 网络sedimentary environment;depositional environment
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用地层元素测井(ECS)资料研究沉积环境
Using elemental capture spectroscopy ( ECS ) data to study depositional environment
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Blake极性事件与古土壤层S1的沉积环境
Blake polarity event and depositional environment of paleosoil unit S1
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模拟沉积环境下的温度、湿度对叶片DNA降解的影响
Influence of Temperature and Humidity on Leaf DNA Degradation in Simulated Sedimentary Environment
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海水养殖沉积环境微生物总DNA的提取方法研究
Study on DNA Extraction from Mari-culture Sediments Environment
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针对海洋沉积环境样品DNA提取中的腐殖酸去除难题,采取先脱除腐殖酸再提取DNA的策略,进行了海洋沉积物DNA提取前的简易脱腐方法研究。
A strategy of removing humic acids ( HAs ) prior to DNA extraction was conducted to resolve the problem of removing HAs from marine sediments in DNA extraction .
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由于区内两组控盆控岩构造(NW向和近EW向)活动强度东强西弱,导致沉积环境东部动荡、西部相对稳定。
The depositional environment in the basin is turbulent in the east and relatively stable in the west .
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东太平洋海盆CC区沉积物因子分析揭示的沉积环境地球化学演化信息
Clues to the geochemical evolution of the sedimentary environment as revealed by factor analysis of sediments in area CC of the East Pacific oceanic basin
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基于钻孔数据的多层DEM构模技术是构建沉积环境下三维地层模型的有效方法,但该方法对在河流的侵蚀和淤积交替作用下形成的地层建模效果并不理想。
Multi-DEM approach , which is based on borehole data , is flexible , speediness and effective for sedimentary formation ; but it is not suited for stratigraphic system controlled by fluvial erosion and aggrading action .
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将人工神经网络(ANN)模式识别技术应用于测井沉积学解释中,可以实现井剖面沉积环境的连续自动解释,大大提高解释精度和工作效率。
Application of the Artificial Neural Network ( ANN ) to identify sedimentary microfacies from well logging data can complete the series auto interpreting . The application can improve the auto interpreting accuracy and make us get more satisfied results .
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介绍利用计算机提取测井曲线形态特征的方法,研究了根据测井曲线形态特征识别岩性和沉积环境的人工神经网络(ANN)模型,并在SUN工作站上建立了相应的计算机程序。
This paper introduces the method of picking-up features of well logging curves on computer and the ANN model for identification of lithology and depositional environment according to features taken from well logs . And a relevant computer program is established on SUN work-station .
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河流相地层沉积环境特殊,难于用传统的地震层序分析方法来进行层序划分与解释,Cross分析基准面与成因地层形成的过程响应原理,是利用高分辨率地层方法来研究河流地层的理论基础。
It is difficult to divide and interpret the fluvial strata because its depositional environment is very special compared with others . The response principle between base level cycle and genetic strata developed by Cross is regarded as the basic theory for high-resolution stratigraphy applications in fluvial strata .
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用ECS给出的岩性剖面和元素含量,结合常规测井资料,能进行更为细致的地层对比;用ECS各种元素变化特征识别沉积环境、进行沉积分析等方面获得了较好的认识和成果。
The study shows that using ECS lithological profile and element content integrated with conventional well log data , the strata correlation , sedimentary environment recognition and deposition analysis could be conducted in more detail .
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据此,提出了台湾海峡在晚玉木冰期属于水深在30~50m的浅海沉积环境的观点;
Accordingly , an idea is proposed by authors that the Taiwan Strait in Late Wurm glaciation be - longs to the shallow sea sedimentary environment with a water depth of 30 - 50m .
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48.78~38.21m间为沼泽沉积环境;
48.78m ~ 38.21m , deposit of swamp facies ;
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利用VSP测井资料及地震合成记录建立测井层序与地震层序之间的关系,分析沉积环境,建立沉积相模式,得出沉积体系展布特征。
Use of synthetic VSP logging data and seismic records to establish log sequence and the relationship between seismic sequence analysis sedimentary environment , the establishment of sedimentary facies pattern , distribution of depositional systems derived features .
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根据岩芯观察,解释了三角洲和深水浊积扇C-M图不同段的沉积环境意义,同时也研究了成岩作用对粒度特征的影响。
Core analysis indicates that the different fragments in C-M diagram of the delta and turbidite fan represents the different sedimentary sub-environment .
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并讨论了判别沉积环境的Fe-C-S的关系及黄铁矿的形成和碳酸盐的溶解、沉淀与氧化还原带的对应关系。
Fe-C-S relationships as the indicator of deposition and the formation of pyrite and the importance of sulfate reduction were discussed .
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台湾岛以东A-24C及A-50C岩芯中的放射虫化石与沉积环境
Radiolaria Fossils in Cores A-24C and A-50C and Sedimentary Environment in the Area East of Taiwan Island
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本文分析测定南黄海中部两个沉积物柱状样中的有孔虫、介形虫和14C年代,对其微体古生物组合特征、沉积环境和地层年代进行了初步的探讨。
The foraminifer , ostracod and 14C dating of two sediment cores analyzed and measured in the centre of the southern Yellow Sea , their micropaleontological assemblage characteristics , sedimentary environment and stratigraphic chronology are discussed in this paper .
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本论文分别研究了鲁西地块与韩国Taebaeksan盆地晚寒武世地层的岩性、沉积环境和古生物生物群特征。
In the paper , the characteristics of lithology and faunal in the Western Shandong Block and Taebaeksan Basin of late Cambrian were discussed respectively .
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冀西北铁岩类型与沉积环境
On the types of ironstone and sedimentary environment in northwestern Hebei
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松辽盆地晚白垩世粘土矿物特微及沉积环境分析
Clay minerals of Late Cretaceous Song-liao Basin and their sedimentary environment
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碳酸盐岩沉积环境中发育有重力流沉积。
Gravity current sediments were found in the carbonate deposition environment .
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同位素记录南黄海现代沉积环境
Isotopic record of modern sedimentary environment in the South Yellow Sea
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南沙群岛海洋沉积环境分析
Analyses of marine sedimentation environment of Nansha Islands and adjacent waters
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沉积环境为被动大陆边缘。
The sediment environment was in the passive continental margin .
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崇明东滩沉积环境探讨
The sedimentary environment of the East tidal flat of the Chongming Island
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湖相油页岩的沉积环境及其层序地层学意义
Depositional environments of lacustrine OILSHALES and its sequence stratigraphy significance
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有机污染物在不同沿海沉积环境中积累的差异性
Accumulation differences of organic pollutants in various coastal depositional environments
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不同沉积环境湖相低熟原油的芳烃分布特征
Distribution Features of Aromatics in Lacustrine Low Mature Crude Oils from Different