| 释义 |
radiocarbon dating ˌreɪdiəʊkɑːbənˈdeɪtɪŋ 短语⁷⁰⁷²³
基本英英近义反义Thesaurus例句
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:
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近义词 carbon dating碳定年carbon-14 dating放射性碳测定年龄…
noun.artifact dating technique
同义词 carbon dating,carbon-15 dating,dating,half-life dating,radiometric dating,thermoluminescence
carbon datingnoun method for dating carbon remains
carbon-14 dating,dating,dendrochronology,radioactive carbon dating,radiocarbon dating Unlike traditional radiocarbon dating, which can be bought off the shelf, Dr Bayliss reckons it takes between three and four years to train a graduate researcher to use the new technique properly.
传统的放射碳断代法是一种现学现卖的技术，但地层学与之不同， Bayliss博士认为培养一名完全掌握此项新技术且具有硕士学位的研究人员得需要三到四年的时间。 ecocn |