英语翻译提纯连三甲苯的新方法摘要：本论文的主要目的是对混合C9芳烃中的连三甲苯进行烷基化—减压精馏—脱烷基—减压精馏从而

Even the toluene purified three new methods
Abstract: the main purpose of this paper is to mix of C9 aromatic even three toluene for alkylation-reduced pressure distillation-take off--reduced pressure distillation and alkyl even three toluene purified new methods to. That is, through the new method to step proved the feasibility, and that the feasible basis and better technology parameters.
Keywords: purification even three toluene aromatics