“元古代”造句

成矿时代为中元古代早期.
The mineralization epoch is the early period of mesoproterozoic Era.

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

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

• #元古代