engines emissions翻译

engines emissions的基本解释

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发动机排放

例句

But with regulation of aviation emissions likely in the coming years in order to combat climate change, jet engines must become cleaner and more frugal still.但是随着未来几年为了抗击气候变化而即将实施航空排放控制，喷气式发动机必须变得更加洁净且更加节省燃料。
Aviation: "Green" jet engines, able to power aircraft while producing fewer emissions, are under development. Which design will prevail?航空业：正在研制的环保型喷气发动机，功率要大，排放要少。哪种设计方案领先？
And blending ethanol into ordinary petrol, or burning it directly in special "flex-fuel" engines, reduces greenhouse-gas emissions.把乙醇掺入普通汽油之中，或者直接用在特殊的“乙醇燃料”引擎中，可以减低温室效应—废气排放。
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