Precambrian

[ˈpri:ˈkæmbriən]
  • 释义

  • 前寒武纪，前寒武层;

  • 双语例句
  • 1、

    Among them the Precambrian and Cenozoic eras are the main metallogenic epoches in the world.

    就全球而言,前寒武纪和新生代是金矿的重要成矿期.

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  • 2、

    Late Precambrian mafic dyke swarms are extensively developed in the central North China Craton.

    华北克拉通中部广泛发育晚前寒武纪镁铁质岩墙群.

    ——期刊摘选
  • 3、

    Early - Precambrian rocks are widely exposed in Dunhuang - Beishan area, GansuProvince.

    甘肃敦煌 - 北山地区广泛出露早前寒武纪岩石.

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  • 4、

    Of , belonging to, or designating the earlier of two divisions of the Precambrian era.

    (地质学)在前寒武纪后半部分形成的.

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  • 5、

    They are in fact metamorphosed rocks , predominantly schist , amphibolites, granites and sand stones and Muruwa Precambrian.

    事实上,它们主要由地片岩、闪岩 、 花岗岩和细沙,小石头变质而来.

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  • 6、

    In the world a lot of gold deposits occur in the early Precambrian greenstone belts.

    早前寒武纪花岗岩—绿岩地体中赋存着丰富的金矿床.我国绿岩带主要分布在华北陆台,也是重要的含金岩系.

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  • 7、

    Gneiss, a metamorphic rock, can be commonly found in Precambrian areas.

    片麻岩, 变质岩, 可以发现,在常见的前寒武纪地区.

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  • 8、

    Two main glacial epochs affected both areas during the last 100 million years of Precambrian times.

    在前寒武纪的最后1亿年中，两个主要的冰川时期对两个地区都产生了影响。

    柯林斯例句
  • 9、

    Precambrian time for as much as eighty - five percent of all geological time.

    从前寒 武 世纪以来地球地面大部分被冰川所覆盖的任何地质年代.

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  • 10、

    They are controlled by shear fracture belt of epimetamorphic rock series of Precambrian Period.

    主要赋存于前寒武纪浅变质岩系中,受剪切断裂带控制.

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  • 11、

    The oldest rocks in the concession area belong to the Guyana and are of Precambrian age.

    最古老的岩石层在圭亚那雨林,它们的年龄可以追述到前寒武纪.

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  • 12、

    Precambrian time accounts for as much as eighty - five percent of all geological time.

    前寒武纪占据了整个地质年代的百分之85.

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  • 13、

    Rapakivi is a special rock in Precambrian.

    环斑花岗岩是发育于前寒武纪的一种特殊岩石.

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