Proterozoic

英 美 [,prɑtərə'zoɪk]
  • n. 原生代
  • adj. 原生代的
Proterozoic
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英语词源

权威例句

1. Wangjiawaizi gold deposit occurs in Lower Proterozoic opimetamorphic rock series.
王家崴子金矿床赋存于辽南古元古代浅变质岩系中.

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2. GLOBAL DISTRIBUTION OF THE PROTEROZOIC SPHAEROMORPH ACRITARCH Valeria lophostriata ( JANKAUSKAS )
元古代光球疑源类Valerialophostriata ( Jank. )的全球分布(英文 )

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3. The Proterozoic and Palaeozoic are two main metallogenic periods in the region.
西北地区以元古宙-古生代金属成矿为显著特色.

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4. Probably formed in Early Proterozoic, it was rejuvenated repeatedly in late stage.
其形成时间可能为早元古代, 后期又有多次复活.

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5. There are Middle | Lower Devonian Sanhuokou Group and Middle | Upper Proterozoic Bikou Group in the ore district.
矿区出露中下泥盆统三河口群和中上元古界碧口群.

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[ Proterozoic 造句 ]