Most automobile engines operate on a four stroke cycle.
大多数发动机为四行程发动机。
Four stroke, four cylinder, water cooled.
四冲程，四缸，水冷。
Lighter weight than four-stroke engines.
比四冲程发动机重量更轻。
The four-stroke cycle which is in common use.
这就是常用的四冲程循环。
This is the four-stroke cycle which is in common use.
这就是常用的四冲程循环。
This is the four-stroke cycle which is in common use.
这就是常用的四冲程循环。
应用推荐