C-14造句

Marines are normally armed with C-14 Impaler gauss rifles that fire 8mm metal "spikes" at hypersonic speeds.

Based on the dental enamel's C-14 ratio, they calculated that the victim had been born between 1955 and 1961.

Overall, C-14 analyses gave superior age-at-birth dates, but only for people whose teeth erupted after the bomb blasts, meaning individuals about 60 and younger.

For his second round of C-14 analysis, Levy doubled the number of samples and meticulously selected charcoal from shrubs with verifiable outer growth rings.

By the way, if you're curious about why racemization is so much less accurate a clock than C-14 for dating a tooth's age, part of the explanation has to do with temperature.

于是在第二轮的C-14分析中，莱维提供了两倍的样品数量，又细致的选择了来自于带有可检验外层年轮的灌木木炭样本。