radioactive carbon dating
基本解释
- [地球科学]放射性碳年代测定法放射性碳测定年龄
英汉例句
- There are many different isotopes of carbon and one that we have probably heard of is in the form of carbon-14, known for radio-carbon dating, but where does this radioactive isotope come from?
FORBES: Climate Scientists Deepening Skepticism of Democracy - 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
权威例句
专业释义
- 放射性碳年代测定法
- 放射性碳测定年龄