英语语法分析

Abstract: Application status and trends in hydrodesulfurization (HDS) and olefine hydrogenation catalysts are reviewed.

文摘：综述了国内外加氢转化催化剂的开发应用现状和发展趋势。

The influence of olefine and non-hydrocarbons on the oxidation of n-butyl mercaptan in alkaline-free sweetening process was investigated.

考察了无碱液脱臭过程中烯烃和非烃对正丁硫醇氧化速度的影响。

Transition metal compound, olefine polymerized catalyst component, olefine polymerized catalyst, and method for producing olefine polymer.

过渡金属化合物，烯烃聚合催化剂组分，烯烃聚合催化剂和生产烯烃聚合物的方法。