upward stroke的意思|示意
上行冲程，上冲程
upward stroke相关短语
1、 upward-stroke 上冲程
2、 upward stroke detail 上冲程
3、 upward d stroke 上行冲程
upward stroke相关例句
On a 2-stroke engine, the upward stroke is the compression stroke.
在2冲程发动机，向上中风是压缩行程。
This upward leader connects with the downward leader and a return stroke occurs. Five more dart leader-return strokes follow.
上行先导与下行先导连接，于是产生了一次回击，随后又是五次以上的直窜先导型回击。
However, in a compressed air engine, no additional energy is gained if the air in the cylinder is compressed on the upward stroke of the piston.
然而，在压缩空气引擎，不需要额外的能源是涨，如果空气中的气缸压缩的向上中风活塞。