ethylation

例句：

1. 1. The process of ethylation is crucial for the production of synthetic rubber.
   乙烷化过程对于合成橡胶的生产至关重要。
2. 2. Ethyl acetate is a common solvent used in chemical synthesis.
   乙酸乙酯是一种常用的化学合成溶剂。
3. 3. The ethylation of propane produces ethane, which is a useful fuel.
   丙烷的乙烷化产生乙烷，这是一种有用的燃料。