四冲程的 meaning in Chinese
four cycle
four-stroke
Examples
- To coordinate the four - stroke cycle , a group of parts called the valve train opens and closes the valves ( moves them down and up , respectively )
那些打开和关闭气门的气门传动是为了协调四冲程的工作循环(使他们各自上下移动) 。
four cycle
four-stroke