这些要求对于商用车辆和其它重型车辆，经济性和可靠性居于首位，因此大多采用高效率的直喷式柴油机。

These requests are resided to to the company with vehicle and other heavy type vehicle, economy and credibility first, therefore mostly adopt to high-efficiencily keep a spray type diesel engine.

youdao

这些要求对于商用车辆和其它重型车辆，经济性和可靠性居于首位，因此大多采用高效率的直喷式柴油机。

These requests are resided to to the company with vehicle and other heavy type vehicle, economy and credibility first, therefore mostly adopt to high-efficiencily keep a spray type diesel engine.

youdao