stationary nozzle
... stationary motion 定常运动 stationary nozzle 固定喷口 stationary parallel bench vice 固定式台钳 ...
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结果表明在喷喉尺寸固定且在喷口强度允许的条件下，喷口直径越大越有利于提高火箭发动机的推力。
The result show that the bigger of the diameter the higher of the assisted power of the rocket engine with the dimension of the throat is constant and the permit of the spout intensity.
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