| 1. | The remainder of the power stroke is an adiabatic expansion .
动力冲程的后段是绝热膨胀过程。 |
| 2. | The position of the valves during the power stroke are both closed .
在作功冲程期间，气门的位置都是关闭的。 |
| 3. | When the exhaust stroke starts, the cylinder is swept out by the upmoving piston .
当排气冲程开始时，气缸被向上运动着的活塞刮掠。 |
| 4. | The actions taking place in the engine cylinder can be divided into four events or strokes .
在发动机气缸里发生的动作，可以分为四个过程或冲程。 |
| 5. | Then diesel fuel oil is injected or sprayed into the cylinder at the end of the compression stroke .
然后在压缩冲程即将结束时，柴油燃料被喷射或被喷雾进入气缸。 |
| 6. | 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。 |
| 7. | The above articles is telling us the signs of a stroke
上述文章告诉我们冲程的标志。 |
| 8. | A new kind of long stroke wheel style pumping unit
一种长冲程转轮式抽油机 |
| 9. | What is the recommended fuel for ys engines
哪种燃油最适合ys四冲程引擎？ |
| 10. | The design of chain type long stroke pumping unit
链式长冲程抽油机设计 |
