chemical ionization

例句：

1. 1. The process of chemical ionization is crucial for the formation of new compounds.
   化学电离过程对于形成新化合物至关重要。
2. 2. During the chemical ionization process, atoms are stripped of their electrons and become positively chargedparticles.
   在化学电离过程中，原子会失去电子并成为带正电的粒子。
3. 3. Chemical ionization is used in mass spectrometry to separate and identify different types of molecules.
   化学电离在质谱分析中用于分离和识别不同类型的分子。