Inorganic Mass Spectrometry is preferably used each time extremely low concentrations and isotopic abundance are to be determined.
每当测定非常低的浓度和同位素丰度时总是首先使用无机质谱法。
2
The measurement methods of uranium concentrations in irradiated fuels by isotopic dilution mass spectrometry are described.
介绍了用同位素稀释质谱法测量辐照元件铀含量的方法。
3
"Double spike" isotopic dating method of lead isotope is one of the dating ways of lead isotope, its aim is to correct mass differentiation effect and enhance the precision of measure.