radiocarbon dating

英 美
  • 放射性碳测定年龄,放射性碳年代测定法,碳同位素年龄测定,放射性碳测定年代
Noun:
  1. 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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