例如，“裂解”在催化剂和加热下，将大分子的碳氢化合物破坏成小的。
For example, "cracking" involves breaking larger hydrocarbons into smaller ones with either heat or catalysts.
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。
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.
通过水同电石的反应生产乙炔。还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。
Acetylene is manufactured by the reaction of water with calcium carbide. It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.
还可以通过碳氢化合物的热裂解或甲烷同氧的不完全燃烧来生产乙炔。
It is also manufactured by thermal cracking of hydrocarbons, or by partial combustion of methane with oxygen.
本文介绍一种氢化分析裂解新技术，加氢还原裂解气相色谱法用于烯烃类塑料物证微细结构分析。并就该技术的原理及其在刑事技术鉴定中的应用给予综述。
The new hydrogenation analysis pyrolysis technology of microstructural analysis for olefine plastic evidence has been reviewed and it's application also has been introduced in this paper.
据指出，如何建立气化炉不管，总是会有低温区，在那里发生裂解，产生冷凝碳氢化合物。
It is noted that no matter how gasifier is built, there will always be a low temperature zone, where pyrolysis takes place, generating condensable hydrocarbon.
据指出，如何建立气化炉不管，总是会有低温区，在那里发生裂解，产生冷凝碳氢化合物。
It is noted that no matter how gasifier is built, there will always be a low temperature zone, where pyrolysis takes place, generating condensable hydrocarbon.
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