cracking of petroleum的意思|示意

The new catalyst for producing more diesel as well as the new process of component-selective cracking with staged feeding developed by Research Institute of Petroleum Processing were introduced.

介绍了石油化工科学研究院新近开发的增产柴油催化剂及分段进料的组分选择性裂化的新工艺；

The paper also points out, the ideal technology of petroleum naphthalene production is preparing 2,6 DMN from diesel fraction, a product of heavy oil contact cracking.

指出从重油接触裂解柴油馏分中制备2 ，6 -二甲基萘是石油萘生产的最理想的技术方向。

A large amount of C5 fraction is generated in the ethylene production process with petroleum hydrocarbon cracking.

在石油烃类裂解制取乙烯的过程中，有大量的C5馏分产生。

It was formerly made by the action of water on calcium carbide and is now made from cracking petroleum products.

以前由水与碳化钙作用制造。现在由石油产品裂解生产。

The olefins, such as ethylene and propylene, are formed from petroleum gas or from cracking of larger hydrocarbons. Ethylene is used to make polyethylene e.g.

烯烃主要是来自石油气或大分子的碳氢化合物裂解，如乙烯，丙烯。

General styryl products use of alcohol and petroleum solvent kind of weak solvent-cracking occurs, some substrate materials because of their factors will also cause cracking phenomenon.

凡是苯乙烯成品搁置酒精和火油解溶剂类弱溶剂也会爆发龟裂，一些承印物质料由于本身成分也会导致龟裂的本体爆发。