为了达到非常经济的驾驶，建议您仅将汽车加速到不需要使用脚制动装置来降低车速的程度。
For particularly economical driving you are advised to accelerate only to a degree where it is not necessary to reduce the speed using the foot brake.
为了改善汽车动力性、经济性、排污特性以及乘坐舒适性，笔者应用系统工程的方法对汽车车速控制系统作了初步探讨。
An automobile speed control system is primarily approached by means of system engineering method in order to improve the power performance, fuel economy and pollutant emissions of automobiles.
没有停顿的稳定车速通常会有最好的燃油经济性。
Steady speeds without stopping will usually give the best fuel economy.
在最终的道路测试中，HCNG整车的加速度、最高车速、最大爬坡度和经济性都达到项目的设计要求。
Acceleration performance, maximum speed, maximum degree of climbing and economic performance of HCNG vehicle meet the design requirement in the road test.
在最终的道路测试中，HCNG整车的加速度、最高车速、最大爬坡度和经济性都达到项目的设计要求。
Acceleration performance, maximum speed, maximum degree of climbing and economic performance of HCNG vehicle meet the design requirement in the road test.
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