释义 |
〔hydroforming〕A process in which naphthas are converted to high-octane aromatics in the presence of hydrogen and a catalyst under pressure and heat.临氢重整:在高温高压下,在氢和催化剂的作用下石油精转化为高辛烷值的芳烃的过程〔alkylation〕A process in which an alkyl group is added to or substituted in a compound, as in the reaction of alkenes with alkanes to make high-octane fuels.烷化作用,烷基取代:向一种化合物中添加或用一个烷基团替代的过程,如用烯烃和烷烃发生反应以制得高辛烷值燃料 |