exhaust valve timing meaning in Chinese
排气门定时
Examples
- Exhaust valve timing
排气门定时 - Fuel efficiency and power output and emission of an internal combustion engine can be significantly improved by optimizing intake and exhaust valve timing and duration and lift as speed changes during operation
改变发动机气门的开启相位、持续时间和升程是改善发动机性能，提高热效率和减少有害排放的一种重要方法。