chemical differentiation

例句：

1. 1. The process of chemical differentiation is crucial for the development of new materials.
   化学分化过程对于新材料的发展至关重要。
2. 2. During the chemical differentiation process, the organic molecules undergo a series of transformations.
   在化学分化过程中，有机分子经历一系列的变化。
3. 3. The researchers have successfully achieved chemical differentiation of different types of oil.
   研究人员已经成功地实现了不同类型油的化学分化。