| 1. | Steam in a cylinder expands to push a piston outward .
气缸中的蒸汽膨胀并推动活塞向外运动。 |
| 2. | The crankcase is the lower part of the engine cylinder block .
曲轴箱是发动机气缸体较低的部分。 |
| 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. | The other port permits the burned gasses to exhaust, of escape, from the cylinder after combustion .
另一个牙口是让燃烧后的废气从气缸里排放出去。 |
| 6. | In most automotive engines, there are two openings, or ports, in the enclosed end of the cylinder .
很多汽车发动机里，气缸的密封端都有二个孔或开口。 |
| 7. | This temperature is high enough to spontaneously ignite the fuel oil as it is injected into the cylinder .
这个温度是很高的，足以容易地随即喷入气缸的燃油发火。 |
| 8. | 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。 |
| 9. | Consider a container whose volume can be varied, such as a cylinder provided with a movable piston .
现在，我们考虑一体积可变的容器，例如一只具有可移动活塞的气缸。 |
| 10. | The carburetor delivers a rich mixture to the precombustion chamber and a lean mixture to the main cylinder .
化油器将浓混合气输至副燃烧室，将稀混合气输送至主气缸。 |
