| 1. | The propulsion system consists of five f-1 engines .
推进系统包括五个F-1发动机。 |
| 2. | The liquids employed for rocket propulsion are called propergols .
用于火箭发动机的液体称为液体火箭推进剂。 |
| 3. | Their humbler followers, such as partridges have a like power of strong propulsion .
它们的低级同类，如鹧鸪，有一种同样大的推进力。 |
| 4. | The essential quality that dictates the choice of this propulsion system is readiness .
决定选用这种推进系统的主要因素就是其简便性。 |
| 5. | Moreover, addition movement of the airframe can result from aerodynamic or propulsion noise .
此外气动力或发动机扰动也会造成弹体的附加运动。 |
| 6. | Their humbler followers , such as partridges , have a like power of strong propulsion , but soon tire .
它们的低级同类，如鹌鹑，有一种同样大的推进力，但很快就疲劳了。 |
| 7. | Kv will depend on a multitude of technological aspects of the design of the vehicle and of its propulsion system .
Kv的值取决于有关反行器及其推进系统设计的许多技术问题。 |
| 8. | He also wrote other papers on the subject and dealt with the resistance encountered by ships and ship propulsion .
他在这个题目上连写了一些别的文章，处理船受到的阻力和船的推力。 |
| 9. | In front and on either side of them were the control panels for lm's guidance, communications, environment, and propulsion systems .
在他们面前和两边，是登月部分的响导通讯、环绕和推进系统。 |
| 10. | The propulsion system consists of five f - 1 engines
推进系统包括五个f - 1发动机。 |
