• 渤海沿岸盆地东濮凹陷内发育地层地质时代归属划分对比问题长期以来一直存在争议。

    The geological age, stratigraphic subdivision and correlation of the "High Resistivity Red Bed" in the Dongpu Depression, Bohai Sea Coastal Basin, has been an unresolved question.

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  • 结果研究关家地层对比时代划分提供了依据。

    The result is significant to study the geological age and stratigraphic subdivision in Guanjiagou Formation.

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  • 概要总结东北中生代地层中古生物群以及它们岩石地层单位中的分布,借以说明岩石地层时代地层多重划分对比提供了依据。

    The Mesozoic biota and their distribution in lithostratigraphic units in northeastern China are summed up to suggest the age of the units and to be the basin for multiple classification of strata.

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  • 作者首次比较完整介绍了赤峰盆地早白垩世岩石及孢粉化石组合序列,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。

    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.

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  • 窑街寺湾沟-炭洞沟粉和地层时代进行系统分析对比研究

    This paper includes a systematic analysis and correlation study on the sporopollen assemblage, stratigraphic sequence and geochronology of the Siwangou red bed section in Yaojie, Gansu.

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  • 这些化石发现重新厘定地层时代进行区域地层划分对比具有重要意义。

    The discovery of these large vertebrate fossils has great significance for the redefinition of the stratigraphic age and regional stratigraphic division and correlation of the area.

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  • 这些化石不仅丰富本区植物化石组合内容而且地层时代确定及与邻区的对比和沉积环境的恢复提供了重要的古生物依据

    These fossils not only enrich the content of the plant fossil assemblage in the study area but also provide an important paleontological basis for the determination of stratigraphic ages,...

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  • 地层对比结果,石时代石炭纪,三棱山组的时代二迭纪

    As a result of correlation with the strata of the neighbouring area, TheShilu Group is known as the deposit of Carboniferous, and the SanlingshanFormation should be formed in Permian.

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  • 地层对比结果,石时代石炭纪,三棱山组的时代二迭纪

    As a result of correlation with the strata of the neighbouring area, TheShilu Group is known as the deposit of Carboniferous, and the SanlingshanFormation should be formed in Permian.

    youdao

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