这种对无铅燃料的要求相应也显著地减少了大气中的铅含量(和其他金属附加物)。
This lead-free fuel requirement, in turn, significantly reduces the amount of lead (and other metal additives) in the atmosphere.
该文根据对FAE燃料的要求，通过比较不同碳氢燃料的物理化学性能，并考虑其它附加因素，选择了可用作FAE燃料的碳氢燃料。
This paper compares physical and chemical properties of different hydrocarbons and selects hydrocarbons which can be used in FAE fuel, considering at the same time other additional factors.
道路运输行业也渴望增加使用物燃料，欧盟去年的一项指令要求，到2020年要从植物中提取10%的道路运输燃料。
The road transport industry is also keen to increase theuse of biofuels, and an EU directive last year requires 10% of all roadtransport fuel to come from plants by 2020.
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