例句與造句

1. In this dissertation , the reaction kinetics , modeling and optimization of naphtha catalytic reforming process , which is a very important process in hydrocarbon processing industry for octane improvement or as sources of aromatics and hydrogen , is studied
   本論文圍繞催化重整過程，對(duì)重整反應(yīng)機(jī)理、過程模型建立、模型參數(shù)估計(jì)、過程優(yōu)化等問題進(jìn)行了研究。
2. It's difficult to find octane improvement in a sentence. 用octane improvement造句挺難的