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单词 sinian system
释义
sinian system
  • 简明释义
  • 震旦系
  • 网络释义
  • 1

    ?震旦系

    震旦系(Sinian System)的时代属新元古代 震旦纪。其下与 南华系相接,其上被 寒武系所覆。

  • 双语例句
  • 1
    It is hosted in the stratum of the group C of the Sinian system. Its deposit type belongs to the Niobium-Ta...
    矿床赋存于震旦系C组地层中,中型规模,矿床类型为岩浆作用形成的白云母钠长石伟晶岩铌钽矿床。
  • 2
    Its stratigraphic sequence, lithology and sedimentary facies can be correlated to the Sinian System in Xiangtan manganese mine area.
    其层序,岩性岩相特征均可与湘潭锰矿地区震旦系对比。
  • 3
    Bikou ductile shear zone distributing along Kangxian county-Nianba-Maziba developed in the Devonian System and the upper Guanjiagou Formation of Sinian System.
    碧口韧性剪切带沿康县—碾坝—麻子坝一带呈连续带状展布,发育于泥盆系及震旦系关家沟组上岩段内部。
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更新时间:2025/3/25 22:54:15