stable isotepe的用法和样例：
例句
- 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。 - Both of the experiments proved effective, moreover the latter would be better since the stable isotope is harmless.
结果指出，两种方法是等效的，由于稳定同位素对人体无害，因而后者更有应用前景。
