isotopic content

常见例句

The isotopic abundance ratio and content are determined with isotopic mass-spectrometry.
文章用同位素质谱法测定了辐照堆元件铀的同位素丰度比和含量。
This paper describes the synthesis procedures and deuterium isotopic content characterization method, some of the process parameters have been discussed also.
介绍了氘代乙醛的合成工艺及其氘代率的表征方法，并对主要合成工艺参数等进行了探讨。
The precipitation isotopic content is one kind of national basic environmental data, indispensable for the environmental isotope scientific research, including environmental isotope hydrogeology.
大气降水的同位素含量是国家的一项基本环境数据，也是开展环境同位素科学研究和环境同位素水文地质工作必不可少的基础资料。