论文部分内容阅读
事实表明,到本世纪末原油的供需将有25%的缺口,这就需要采用代用燃料对点燃式发动机提供动力(这里代用燃料是指非石油制品)。
Facts show that by the end of this century there will be a 25% shortage of crude oil supply and demand, which requires that alternative fuels be used to power spark ignition engines (where alternative fuels refer to non-petroleum products).