propane fractionation

例句：

1. 1.The process of propane fractionation iscrucial for the production of liquefied petroleum gas (LPG).
   丙烷分馏过程对于液化石油气的生产至关重要。
2. 2. During the fractionation, thepropane is separated into its individual components.
   在分馏过程中，丙烷被分离成其各自的组分。
3. 3. The propane fractionation process isused to purify natural gasand produce LPG.
   丙烷分馏工艺用于净化天然气并生产液化石油气。