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the Silurian

英 美
  • 志留纪;志留系

双语例句

    1. Ancient plant in the early Paleozoic marine mainly to the late Silurian Period, the original plants begin boarding land.
      古植物在古生代早期以海生藻类为主,至志留纪末期,原始植物开始登上陆地。
    2. The contact relationship between Silurian and Devonian is parallel unconformity.
      泥盆系与志留系之间为平行不整合接触。
    3. It is concluded that the source supply of Silurian asphalt sandstone is mainly from Middle and Lower Cambrian.
      通过烃源岩及构造演化史研究认为,塔中志留系沥青砂岩的油源主要为中一下寒武统。

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