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    1. Devonian

      英[de?v?uni?n]
      美[d??voni?n]

      基本釋義

      adj.
      德文郡的,(地質)泥盆紀(古代生物的一個時期)的
      n.
      德文郡,泥盆紀

      實用例句

      Near the end of Devonian times, thirty percent of all animal life vanished.

      在泥盆紀末期,30%的動物物種都滅絕了。

      柯林斯例句

      The contact relationship between Silurian and Devonian is parallel unconformity.

      泥盆系與志留系之間為平行不整合接觸.

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      Blooming of Bacteria and Algae: Possible Killer of Devonian Frasnian - Famennian Mass Extinction?

      菌藻類繁盛: 晚泥盆世大滅絕的疑兇?

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      Mineral, palaeontology, middle devonian, permian to early jurassic, and cretaceous.

      收藏礦物 、 古生物學 、 中泥盆紀 、 二疊紀到早期的侏羅紀和白惡紀.

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      The iron bearing formations mainly occur in the Middle and, especially, Upper Devonian strata.

      含礦建造主要賦存于中上泥盆統, 而以上泥盆統為主.

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      The Bafangshan polymetallic deposit occurs in Middle Devonian Fengtai apart pull basin.

      陜西八方山大型(金)多金屬礦床賦存在于中泥盆統吉維特晚期的熱水沉積巖相中.

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      The Devonian Period or its system of deposits.

      泥盆紀(系)或泥盆紀(系)的沉積礦系體系.

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      Gold - bearing beds belong to the Devonian System.

      含金層位為泥盆紀地層.

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      This area was in an arc and rear - arc basin on convergent plates in the Middle Devonian.

      其巖石化學及地球化學顯示島弧火山巖特征.

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      There are Middle | Lower Devonian Sanhuokou Group and Middle | Upper Proterozoic Bikou Group in the ore district.

      礦區出露中下泥盆統三河口群和中上元古界碧口群.

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      Sq 1 , Sq 4, Sq 10 are three favorableexploratory sequence of the Silurian and Devonian in Tarim basin.

      Sq1 、 Sq4、Sq10是塔里木盆地志留-泥盆系的三個有利勘探層序.

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      The Ellsworth basin lay between the epicontinental basin and the marginal magmatic arc during the Devonian.

      除了上述兩個沉積盆地外,在羅斯海兩邊卻出露了火山巖,說明該地當時處于俯沖帶附近的火山弧中.

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      Huachanggou gold deposit locates in Guozhen Formation of Sanhekou Group of Devonian Mianxian - Lueyang suture zone.

      鏵廠溝金礦床位于勉略縫合帶中泥盆系三河口群郭鎮巖組中.

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      The slope mudflow around the seat of Ningshaan County on a slope of Middle Devonian strata.

      寧陜縣城周圍坡面型泥石流發育于中泥盆統地層的陡坡上.

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      The Late Devonian - Middle Jurassic depositional systems in Fujian Province arereconstructed in the paper.

      本文應用沉積體系的研究方法,恢復了福建省晚泥盆世-中侏羅世地層的古沉積面貌.

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      英英釋義

      Noun
      • 1. from 405 million to 345 million years ago; dominance of fishes and appearance of amphibians and ammonites

      最新英語單詞

      行業英語

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