The advantage of esters is that they substitute directly for petroleum-based diesel fuel.
酯类的优势是它们直接替代了石油制柴油燃料。
Among those methods of ensuring the supply of liquid fuel, shale oil is a realistic energy substitute for petroleum.
在保证液体燃料供应的诸多办法中，页岩油是一种较现实的石油替代能源。
The use of substitute aviation fuel can reduce the dependence on petroleum and the atmosphere pollution.
为减少污染和对石油的依赖，将采用替代燃料。
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