quality of fuel

例句：

1. 1.The car's engine is designed to operate efficiently with high-quality fuel.
   这款汽车的发动机设计得可以高效地使用高品质燃料。
2. 2. The new engine has a higher fuel efficiency than the old one.
   这款新引擎的燃油效率比旧的要高。
3. 3.The company claims that their new fuel additive will improve the quality of fuel for vehicles.
   该公司声称他们的新型燃料添加剂将提高车辆燃料的质量。