飞机凭借发动机推力在地面的运动。
Movement of airplane on the ground using airplane engine power.
发动机推力大小为常值，方向可调。
The thrust value is constant and the thrust direction is variable.
假定发动机推力大小为常值，方向可调。
这是这台发动机所能产生的最大推力。
推力调节是整体式固液火箭冲压发动机研究的一项关键技术。
Thrust regulation is a key technology on the solid liquid rocket ramjet engine.
本来，中国将仅仅采用3600磅推力的美国发动机。
Originally, China was going to just use a 3600 pound thrust American engines.
模型的8个火箭发动机，每个都有250磅的推力。
The model had eight working rocket engines with 250pounds of thrust each.
1939年，涡喷发动机引入了一种全新的推力方法。
In 1939 the turbojet brought an entirely new method of propulsion.
该项研究主要测量了发动机的推力和燃烧室压力。
The combustion chamber pressure and propulsive force were tested.
该项研究主要测量了发动机的推力和燃烧室压力。
The combustion chamber pressure and propulsive force were tested.
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