carbon dating
参考词典中carbon dating的常规释义：
基本释义
- 碳定年
英英解释
1个名词解释
- 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] carbon dating, carbon-14 dating, radiocarbon dating
点击查看……- 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
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