isotope analysis

• 同位素分析

isotope analysis的用法和样例：

例句

1. An isotopic analysis of the grains has made that fear come true.
   一项对这些颗粒的同位素分析让这种担心成真了。
2. Stable isotope ratio analysis is an effective method for the identification of fruit juice adulteration.
   稳定同位素分析法就是根据这种差异对掺假果汁进行准确鉴别的有效方法。