One of the primary methods to produce medical isotopes is by irradiation of uranium targets in heterogeneous reactors.
99Mo1、31I和89Sr等医用同位素对人类健康和医学的发展具有非常重要的作用。
high-flux isotope reactor (HFIR)
高通量同位素反应堆
substoichiometric IDA
亚化学计量同位素稀释分析
Measurement of Isotopic Element Rb s Abundance Ratio with Optical Pumping Magnetic Resonance Method;
光泵磁共振法测量同位素铷的丰度比
absolute isotopic abundance measurement
绝对同位素丰度测量
relative isotope abundance determination
相对同位素丰度测量
radioisotope power device
放射性同位素能量装置
radioisotopic measuring method
放射性同位素测量方法
burden of a radioisotope
放射性同位素的含量
Atoms of the same element that differ in their atomic weight are called isotopes.
具有不同原子量的同一种元素被称为同位素。
radioisotope transmission gauge
放射性同位素透射测量计
transmission type radioisotope gauge
透射式放射性同位素测量计
remote radioisotopic snow gauge
遥测放射性同位素雪量计
radioisotope assay
放射性同位素成分的定量分析
APPLICATION OF ISOCS TO MEASUREMENT OF ISOTOPIC ABUNDANCE RATIO OF URANIUM
ISOCS在铀同位素丰度比测量中的应用
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。
Accurate Measurement of Lithium Isotope Abundances by Isotopic Dilution Mass Spectrometry Principle
应用同位素稀释质谱法原理准确测量锂同位素丰度
Quantitative Detection of Human Papillomavirus 16/18 DNA in Laryngeal carcinomas Using Non-Isotine in situ Hybridization;
喉癌组织HPV16/18DNA非同位素原位杂交半定量研究
The large number of radioactive isotopes among the heavy elements fit into three series.
重元素中的大量放射性同位素分属于三个系列。