1.【化】乙烯
1.a gas obtained from petroleum and natural gas. It is used in making polythene and other chemicals and to make fruit ripenbecome ready to eat or use.
1.The instant invention relates to a process for removing ethene from biological sources using metal ion exchanged titanium zeolites.
本发明涉及一种使用金属离子交换的钛沸石从生物源中除去乙烯的方法。
2.Properly selected reaction temperature can suppress the secondary reactions and enhance the production of propene and ethene.
选择适宜的反应温度条件能够有效地抑制副反应，从而提高丙烯、乙烯的总产率。
3.When the catalyst is applied to ethene or propylene polymerization, the catalyst has the advantage of high activity.
应用于乙烯或者丙烯聚合时，具有高活性的特点。
4.The delegation visited the exhibition center, the refinery plant and the ethene factory of Maoming Petrochemical Company.
珠海党政代表团先后参观考察了茂名石化公司展厅、炼油厂和乙烯厂。
5.It is the monomer from which polychloro(ethene) (formerly polyvinyl chloride or PVC) is made.
这是制备聚氯乙烯（以前称为聚乙烯基氯或PVC）的单体。
6.Progress in Study of Oxidative Dehydrogenation of Ethane to Ethene over MoV Oxides Catalysts
乙烷在MoV催化剂上氧化脱氢制乙烯的研究进展
7.Experimental Study of Ethene Recovery by Pressure Swing Adsorption
变压吸附法回收乙烯的实验研究
8.Construction technical procedures of centrifugal compressor trains in ethene plants
乙烯装置离心压缩机组施工技术规程
9.A Micro- Scale Experiment on Laboratory Preparation of Ethene and its Properties
实验室乙烯制法和性质的微型实验
10.With the Shan olefin ethene , propylene copolymerization but able be called second third binary rubber;
以单烯烃乙烯、丙烯共聚而成的称为二元乙丙橡胶；