fractionation effect的用法和样例：
例句
- The isotope fractionation effect is primary factor affecting accuracy of hydrogen isotope analysis.
同位素分馏效应是影响氢同位素准确分析的主要因素。 - With the development of determination fractionation of the stable chlorine isotope was verified, attracting many people's attention.
随着测定技术的不断发展，氯同位素的分馏效应逐渐得到证实，并引起了人们的广泛关注。
