查询词典 radioactive carbon dating
- 与 radioactive carbon dating 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Radiocarbon dating is basically this: a radioactive isotope of carbon, C-14, is formed in the atmosphere by cosmic rays.
放射性碳测年，基本上这个：放射性碳同位素、碳14是由大气中形成的宇宙射线。
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Libby discovered radioactive carbon element dating method and solved the puzzle of earth and human history.
利比发现的放射性碳14定年法，解答了地球与人类历史上的疑惑。
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According to radioactive carbon dating and after correction, age about 6,000 years BC.
据放射性碳素断代并经校正，年代约为公元前6000年。
- 推荐网络例句
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This one mode pays close attention to network credence foundation of the businessman very much.
这一模式非常关注商人的网络信用基础。
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Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.
扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。
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There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.
双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。