英语语法分析

Ethane dehydrogenation to ethene is an effective method for using ethane.

乙烷脱氢制乙烯是乙烷利用的有效途径。

Nonequilibrium process for cracking ethane in the manufacture of ethene is numerically investigated.

对乙烷裂解制造乙烯的非平衡过程进行了分析。

The paper describes the analytical methods of trace level hydrocarbon impurities in pure ethene and propene.

本文介绍了聚合级乙烯和丙烯中烃杂质的分析方法。