查询词典 stratigraphy

Pointing to the feature that the strata developed controlled by palergeomorphy,reef bank grew upward and sea level relative variability,then on the basis of synthetically analyzing Hthology and logging curves features,and applying the theories of sequence stratigraphy,divided Lianglitage Formation into TST and HST from bottom to top,and 3-4 parasequence sets,8 parasequences,and 11 members.furthermore, recognized shelf margin reef,grain bank, shelf margin bioherm and interbank sea these four facies and 12 subfacies.

针对上奥陶统良里塔格组地层的发育主要受古地理、礁滩体向上营建和海平面相对变化控制的特点，在进行岩性特征、测井曲线特征综合分析的基础上，应用层序地层学原理和方法，将良里塔格组自下而上划分为海侵体系域和高位体系域两个体系域，3～4个准层序组、8个准层序，细分为11个小层。并发育棚缘生物礁、粒屑滩、棚缘生物丘、滩间海4种相，12种微相亚相。

Biostratigraphy is one of the basic and widely applied branches in stratigraphy.

生物地层学是地层学中最基本的也是应用最广泛的一个分支学科。

This paper presents an integrated and comprehensive Lower Triassic sequence of Chaohu to serve for a standard regional stratigraphical sequence, based upon up to date achievements in the studies of lithostratigraphy, biostratigraphy and carbon isotope stratigraphy at three sections in the area.

根据巢湖地区3条代表性下三迭统剖面的岩石地层、生物地层和碳同位素地层的最新研究成果归纳出本区早三迭世综合地层序列，作为区域地层对比研究的标准。

This paper probed into the sea-level changes from the latest Ordovician to the earliest Silurian and thesubdivision of the Ordovician-Silurian boundary based on the study of biostratigraphy, chemical stratigraphyand sequence stratigraphy.

本文通过生物地层、化学地层和层序地层的研究，对晚奥陶世晚期至志留纪初期的海平面变化以及奥陶／志留系界线的划分进行了探讨。

This paper deals with the advance in the study of terrestrial Permian-Triassic boundary. At first, some index TPTB sections and their research backgrounds are introduced. Then, the research status on the synthesis of the TPTB, including biostratigraphy, eventostratigraphy, isotopic dating, magnetostratigraphy and sequence stratigraphy etc., is analyzed. Finally, the existing problems and the next research directions about the TPTB study are assessed.

着重介绍了几个目前陆相二叠系－三叠系界线研究的重点剖面及其生物地层学研究进展；分析了陆相二叠系－三叠系界线综合地层学研究现状，包括生物地层学、事件地层学、同位素年代学、磁性地层学和层序地层学等；剖析了陆相二叠系－三叠系界线地层学研究中存在的问题及进一步的研究方向。

Based on the analysis of core samples from the hole of Zk23 in the East China Sea Continental Shelf and by means of sedimentary stratigraphy, biostratigraphy and chronostratigraphy, thes consider that the fine-sand deposition in borehole was part of buried ancient estuary sand ridges of the Yangtze River.

根据东海陆架 Zk23孔岩心分析资料，进行了沉积地层学、生物地层学和年代地层学分析，确定了该钻孔中段细砂层为埋藏古长江河口沙脊沉积，阐明了该孔附近海区冰消期前后和冰后期的沉积历史。

This paper systematically describes the Lower Triassic stratigraphic sequence of the section and summarizes the up-to-date achievements in the lithostratigraphy, biostratigraphy, magnetostratigraphy, carbon and oxygen isotopes stratigraphy, and cyclostratigraphy.

系统记述了该剖面的地层序列，包括岩石地层、生物地层、磁性地层、碳氧同位素地层和旋回地层等方面的最新研究成果。

Also apply methods of integration of sequence stratigraphy, biostratigraphy, petrostratigraphy and seismic data to found the time-contour stratigraphic framework and reveal time-space distribution of depositional system and meantime clarify oil-source bed, reservoir and overlying distribution regular patterns.

此外，运用层序地层学、生物地层学、岩石地层学与测井、地震资料相结合的方法，建立该区等时地层格架、沉积体系的时空展布，阐明了生、储、盖展布规律。

Geologists may specialize in the following fields: coal geology, environmental geology, geochronology, geomorphology or surficial geology, geotechnics, hydrogeology, marine geology, mineral deposits or mining, mineralogy, paleontology, petroleum geology, petrology, sedimentology, stratigraphy or biostratigraphy, structural geology or tectonics, volcanology or in other fields.

地质学家可能会专注于以下领域：煤炭地质，环境地质，地质年代学，地貌或地表地质，岩土工程，水文，海洋地质，矿藏或采矿，矿物学，古生物学，石油地质学，岩石学，沉积学，地层学或生物地层，结构地质或构造，火山或其他领域。

Has long been engaged in brachiopod fossils and Carboniferous, Permian stratigraphy.

长期从事腕足动物化石和石炭纪、二叠纪地层研究。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失