functional group analysis

例句：

1. 1. This study aims to analyze thefunctional groups of a new drug.
   这项研究旨在分析新药的功能组。
2. 2. The functional groupsof the material were analyzed using X-ray diffraction.
   该材料的功能组通过X射线衍射进行分析。
3. 3. The functionalgroups in the compound were identified through spectroscopic methods.
   化合物中的功能组通过光谱学方法被识别。