| 词汇 | carbon-14 dating |
| 类别 | 英汉双解翻译词典 |
| 释义 | carbon-14 dating 释义 n. 碳十四断代法，放射性碳定年法 例句 1·We now know the age of the glaciation accurately from radiometric dating of the carbon -14 in logs buried in the drift. 我们现在通过测量掩埋在漂流物中木头放射性的碳-14元素，以精确地确定冰川作用的时期。 2·Carbon dating works by comparing the amount of carbon 14 , which is a less common and less stable form of carbon, to the more abundant carbon 12. 碳的年代测定工作是将碳14(碳处于这种状态并不常见，也不稳定)与碳12(碳的常见状态)的含量进行对比。 3·Find a good description of the dating process here. After carbon -14 spread throughout the globe, tiny amounts of the gas were taken up by the slow-growing mosses. 在碳- 14散布到全球之后，微量的这种气体被缓慢生长的苔藓吸收。 |
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