海相沉积

hǎi xiànɡ chén jī
  • Marine sedimentation;marine deposit/sediment
海相沉积海相沉积
  1. 稀土元素标准化配分曲线呈现出轻稀土富集、重稀土平坦和明显Eu、Ce负异常特征,类似于上地壳和典型太古代页岩,具有海相沉积特征。

    The REE patterns of analyzed sediment rocks in the Pingxiang basin are similar to those of the upper crust and typical Archean shales , and show enriched LREE and flat HREE with obvious Eu-and Ce-anomalies .

  2. 通过对含硼白云质大理岩C、O同位素及B同位素地球化学进行分析显示了该矿床海相沉积碳酸盐岩的特点,地层及矿体中的硼质同来源于深部。

    Analyzing the Geochemistry of C 、 O isotopes and B istope in boracic dolomitic marble , it can be seen that the ore is marine sediment carbonate type , that is , the boron in the layer and in the ore came from the depth .

  3. 一般来说,元素Cu、Zn、Ni、P、Ba等在海相沉积中富集一般与内源有关,所以地球深部流体对有机质的富集和保存具有一定作用。

    Generally speaking , the enrichment of Cu , Zn , Ni , P , Ba are related to the inner matter of the earth , so the fluids of interior earth has some effect on the enrichment and preservation of the organic matter .

  4. 而此线以东的地区Z值>120,δ18O、δ13C均说明为海相沉积,与以前的沉积环境研究结论一致。

    The Z ( > 120 ), 18O and 13C values in the areas to the east of the line show that the sedimentary rocks deposited in marine environment , which is corresponding to the results of sedimentary environment studies obtained earlier .

  5. 自奥陶纪至古近纪约5亿年期间发育一套基本连续的海相沉积,厚度达14km,是研究特提斯洋形成演化的最佳地区。

    There developed basic unharmed marine strata being about 14 000 m in thickness during about 50 million years from the Ordovician to the Paleogene .

  6. 前造山阶段(Ⅰ)为稳定海相沉积阶段。

    The pre-orogenic stage (ⅰ) was a stable marine sedimentary stage .

  7. 浙江第四纪泥质海相沉积层的形成和鉴别

    The formation and identification of Quaternary marine pelitic sediments in Zhejiang

  8. 海相沉积流塑状淤泥中管桩基础基坑开挖技术

    Foundation Pit Excavation Technique for Piles in Marine Deposit Current-formed Silt

  9. 中侏罗统是其盆地发育最全、分布最广泛的海相沉积层系。

    Middle Juassic marine sedimentary strata are widespread in the basin .

  10. 海相沉积层序的级别及形成机制

    Hierarchy and forming mechanism of sequence in marine depositional sequence

  11. 不整合面标志着河相至边缘海相沉积的相变。

    The unconformity marks the change from fluvial to marginal marine deposition .

  12. 与海相沉积盆地演化有关的盆地流体体系;

    Basin fluid system in connection with sedimentary basin evolution ;

  13. 沉积成矿系列的陆、海相沉积型矿床。

    Continental and sea facies depositional type in sedimentation ore forming system .

  14. 大陆架海域海相沉积;

    The marine sedimentary rocks in the sea shelves ;

  15. 海相沉积岩是中国石油工业未来的希望

    Marine Facies Sedimentary Rocks : The Future Expectation of China 's Petroleum Industry

  16. 中国主要气区海相沉积层序特点与大中型气田分布规律

    Marine sedimentary sequences and major gas fields in China

  17. 旋挖钻进工艺在海相沉积地层中的应用

    The Application of Rotary Drilling to Marine Sedimentary Strata

  18. 建于海相沉积流塑状淤泥层中大型泵房沉井施工技术

    Open Caisson Construction Technique for Large Bump House above Marine Deposit Current-formed Silt

  19. 非海相沉积层序的成因和构型特征

    Genetic & Architectural Characteristics of Non-marine Depositional Sequence

  20. 中扬子区海相沉积盆地性质研究

    Study on the character of marine sediment basin in the mid - Yangtze area

  21. 海相沉积粉质中间土的物理状态

    On physical state of natural marine intermediate soils

  22. 在海相沉积之后接受了陆相沉积,中生代盆地环特提斯洋分布,属南前陆盆地带。

    Mesozoic basins are distributed around Tethys and belong to southern foreland basin zone .

  23. 山间盆地海相沉积;

    The marine sedimentary rocks in intermountain basins ;

  24. 晚三叠世末期楚雄盆地云龙凹陷海相沉积的分子地球化学证据

    Molecular geochemical evidences of marine deposit in Late Triassic Yunlong Sag , Chuxiong Ravin

  25. 四川盆地三叠纪海相沉积石膏和卤水的硫同位素研究

    Study on Sulfur Isotopes of Trias Marine Deposit Gypsum and Brines in the Sichuan Basin

  26. 深圳后海湾海相沉积淤泥固结变形特性研究

    Study on the Properties of Deformation and Consolidation of Marine Clay at Shenzhen Houhai Bay

  27. 山区海相沉积矿床开采岩体移动分析

    Analysis of rock mass displacement due to underground mining of marine deposit in mountain area

  28. 此方法在中国南方海相沉积盆地可有较好的应用前景。

    This method will have a good applied foreground in marine strata in southern China .

  29. 海相沉积是中国21世油气勘探新的主战场

    Marine Sequence : A New and Major Objective of Petroleum Exploration in 21st Century in China

  30. 南海盆地中生代海相沉积地层分布特征及勘探潜力分析

    Distribution Characters and Exploration Potential of Mesozoic Sea Facies Sedimentary Strata in the South China Sea Basin