丰田汽油机可变气门正时和升程系统的开发

Development of Variable Valve Timing System and Valvematic of Toyota Gasoline Engine

丰田汽车公司成功地开发出可变气门正时和升程系统(valvematic),它可以把汽油机的燃油效率、性能以及排放潜在的作用充分地发挥出来。

Toyota has successfully developed variable valve timing system and valvematic,which could maximize the fuel efficiency,performance and potential influence on emission of gasoline engine.