在作功冲程期间,气门的位置都是关闭的.The position of the valves during the power stroke are both closed.动力冲程的后段是绝热膨胀过程.The remainder of the power stroke is an adiabatic expansion.当排气冲程开始时, 气缸被向上运动着的活塞刮掠.When the exhaust stroke starts, the...

“冲程”的拼音为：chōng chéng...

“冲程”的英语可以翻译为：[机] travel，(length of) stroke ...