radiocarbon

过去式：

动词过去式: radiobroadcast/radiobroadcasted

更多词形：

名词: radiobroadcaster | 动词过去式: radiobroadcast/radiobroadcasted | 动词过去分词: radiobroadcast/radiobroadcasted | 动词现在分词: radiobroadcasting | 动词第三人称单数: radiobroadcasts |

单词例句：

radiocarbon tests in 1988 that yielded a medieval timeframe for the cloth's fabrication;

1988年，碳的放射性同位元素测试得出这是一块中世纪时期制造的伪造物；

objective indications that the 1988 radiocarbon dating was invalid due to improper testing technique;

1988年的物质放射性碳年代测定法测定的数据无效，归咎于不正当的测定方法；

who improved the accuracy of radiocarbon dating by a factor of 10!

|提升了碳十四的精准测定法的 男人交往！

radiocarbon 14 dating method

放射性碳14 测定年龄法

American chemist.He won a1960Nobel Prize for developing the method of radiocarbon dating.

利比，威拉德·弗兰克1908－1980美国化学家，因研制出放射性碳测年代技术而获得1960年诺贝尔奖

The leaf was allowed to photosynthesize in the presence of radiocarbon.

叶子被允许同放射性碳进行光合作用。

But the bone awl such biological material is may degrade the material, then knows its age through the radiocarbon test.

但是骨锥这样的生物材料是可降解材料，通过放射性碳测试即可知道它的年代。

Virtual Dating Radiocarbon (Carbon-14) applies to once-living materials that are less than 50,000 years old.

虚拟测年放射性碳（碳14）模型应用于测量年龄小于50000年的物质。"

Buck, E., Kenwoethy, J. B., Litton, C. D., and Smith, F., 1991, Combining archaeological and radiocarbon information: A Bayesian approach to calibration, Antiquity, Vol. 65, No.2, pp. 808-821.

王昌遂，吴佑实，范崇政，王胜君，华觉民，1993，古铜镜表面层内纯铜晶粒的形成机理，科学通报，第38卷，第5期，页429-436。