【carbon-dating】什么意思_英语carbon-dating的翻译_音标_读音_用法_例句_在线翻译

n. a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14; believed to be reliable up to 40,000 years
同义词： radiocarbon dating carbon-14 dating

以上来源于: WordNet

1.
N-UNCOUNT Carbon dating is a system of calculating the age of a very old object by measuring the amount of radioactive carbon it contains. 放射性碳素断代; 碳定年法

Legend has it that the tree is 7000 years old, but Sussman has found carbon-dating studies indicating it is a mere 2200 years old.

传说这种树已经7000岁了，但是苏斯曼发现碳测年的结果表明它只有2200年的历史。

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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。

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The project aims to find Lisa's bones and possibly reconstruct her face using carbon dating, DNA analysis and forensic techniques.

这次项目旨在找到丽莎的骨头，然后可能可以利用碳年代测定法、DNA 分析和法医技术重新将她的面容建立起来。

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更多双语例句

The team collected pieces of the coral and then used radio-carbon dating methods to find their age.

VOA: special.2009.05.12

Although there were no machines for detecting them systematically before 1935, cosmic rays have left their footprints in the geological record by creating radioactive elements such as the carbon-14 used in carbon-dating.

ECONOMIST: Global warming: In flux | The
To do the sleuth work for the various lawsuits, Koch has assigned private investigators (who he described as ex-CIA and ex-FBI agents) tasks ranging from tracking down printers of counterfeit wine labels, to carbon-dating bottles and listening in on a phone call with Greenberg.

FORBES: In Billionaire's Legal Crusade Against Counterfeit Wine, Money Is The Least Of It
The age of the cloth was determined by Carbon-14 dating.

FORBES: Ancient Burial Cloth Provides Clues To Bronze Age Trade

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