你可以省下汽油费而且不会增加自己车辆的行驶公里数。
You'll save gas and avoid putting miles on your own vehicle.
提高MPG：大多数司机并不知道怎样保养自己的车和提高每加仑汽油可行驶公里数没有关系。
Improve MPG: Most road users don't have a clue about how to look after their car never mind improving the Miles Per Gallon it can achieve.
由于高昂的燃油费和税收刺激，汽车和货车的行驶公里数连续四年下降，同时燃料的使用效率也在提高，最显著的原因是新车使用了更好的引擎。
Thanks to pricey fuel and tax incentives, car and van mileage has fallen for four consecutive years and fuel efficiency has increased, notably because new cars have better engines.
油量计和里程油耗计可用来检查油泵的运转情况和检测每公斤燃油所行驶的公里数。
Fuel-pump and fuel-mileage testers can be used to check the pump action and the kilometers per kilowatt that the engine is delivering.
为了对抗空气污染，从1978到1985年间，美国国会把客车平均耗油量标准从每加仑行驶的公里数18提高到27.5。
To fight air pollution, Congress boosted the average fuel economy standard for passenger cars from 18 mpg to 27.5 mpg between 1978 and 1985.
为了对抗空气污染，从1978到1985年间，美国国会把客车平均耗油量标准从每加仑行驶的公里数18提高到27.5。
To fight air pollution, Congress boosted the average fuel economy standard for passenger cars from 18 mpg to 27.5 mpg between 1978 and 1985.
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