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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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光：照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔，然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力