The four strokes in the four-stroke-cycle engine, in their proper order, are intake, compression, power, and exhaust . 四冲程循环发动机中,四个冲程的固定顺序是:进气、压缩、作功和排气。
As engine rpm increases , there is less time for each step of the four - stroke cycle 当引擎转速增加,四冲程循环每一步的时间变得越短。
Standard test method for evaluation of engine oils in diesel four - stroke cycle supercharged 1m - pc single cylinder oil test engine 评价柴油四冲程循环增压式1m - pc单缸油试验发动机中发动机油的标准试验方法
This is the four - stroke cycle which is in common use . an alternative is the two - stroke cycle , which combines the exhaust and compression strokes into one 这就是常用的四冲程循环。另一种循环是两冲程循环,它把排气冲程与压缩冲程合并为一个冲程。