The course will guide you from basic subjects, like what is saturation and reading the scopes, all they way to advanced subjects such as selective tracking and keying.
课程将指导您从基本主题，像饱和度和阅读范围是什么，他们的方式选择性跟踪和键控等先进的学科。
2
The light constituents flow upward to the catalyst zone, where the selective hydrogenation of butadiene is carried out together with desulfurization and some olefin saturation.
轻组分向上流至催化剂段，在那里丁二烯选择性加氢、脱硫和一些烯烃的饱和同时进行。
3
The hydrogenation saturation of aromatics and selective ring opening of cycloalkane were the most important process during deep dearomatization of diesel oil.