criminal archaean era
英
美
- 太古代
双语例句
- He says by examining oxidation rates they have shown the mantle has cooled several hundred degrees since the Archaean.
丹尤柴夫斯基说，通过检测氧化的速度，他们证明了自从太古代以来，地幔冷却了好几百度。 - The mother rock derived form Archaean and Early Proterozoic metamorphic rock from the north-east part of Ordos Basin.
该区延长组母岩主要来自盆地东北缘的太古代及早元古代变质岩。
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