isotopic content

基本解釋

The isotopic abundance ratio and content are determined with isotopic mass-spectrometry.
文章用同位素質(zhì)譜法測定了輻照堆元件鈾的同位素豐度比和含量。
This paper describes the synthesis procedures and deuterium isotopic content characterization method, some of the process parameters have been discussed also.
介紹了氘代乙醛的合成工藝及其氘代率的表征方法，并對主要合成工藝參數(shù)等進(jìn)行了探討。
The precipitation isotopic content is one kind of national basic environmental data, indispensable for the environmental isotope scientific research, including environmental isotope hydrogeology.
大氣降水的同位素含量是國家的一項(xiàng)基本環(huán)境數(shù)據(jù)，也是開展環(huán)境同位素科學(xué)研究和環(huán)境同位素水文地質(zhì)工作必不可少的基礎(chǔ)資料。