isotope

形容词：

形容词: isotopic

更多词形：

形容词: isotopic | 副词: isotopically |

单词例句：

According to the characteristics of trace elements and isotope, the source of the basalt is similar to the OIB source.

微量元素和同位素特征显示,玄武岩起源于与洋岛玄武岩源区相似的富集地幔源。

Caesium-137 is a radioactive isotope, formed mainly through nuclear fission.

铯-137是一种放射性同位素，主要由核分裂产生。

More than two tons of this plutonium isotope were generated within the Oklo deposit.

在欧克陆矿床中，有超过两公吨的钸同位素形成。

Its most durable isotope survives only about 200,000 years-a minute span on a stellar scale.

最持久的同位素只能存在大约二十万年--这在恒星的尺度上是一个很短的时间。

An hour later the next lighter stable isotope, xenon 134, appeared.

一小时之后，略轻一点的稳定同位素氙134出现。

The atmospheric helium isotope ratio: Is it changing?

大气氦同位素比率在变化吗?

Either of two decay products of thorium,mesothorium I,an isotope of radium,or mesothorium II,an isotope of actinium.

新钍钍的两种放射性生成物之一，即新钍1号，它是镭的同位素，或新钍2号，它是锕的同位素

The Minnesota work on kaersutite also showed the presence of the isotope neon-21.

明尼苏达大学关于钛角闪石的研究表明，其中也存在同位素氖－21。

This indium isotope was created at the same time as the earth.

这种铟同位素与地球产生在同一时代。