| 单词 | 高辛烷值 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔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美国传统〔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美国传统〔octane〕Racing cars use a high-octane (= powerful) fuel.赛车使用高辛烷值的燃料。剑桥高阶Racing cars use a high-octane (= powerful) fuel.赛车用高辛烷值燃料。剑桥国际 |
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