... teeming nozzle 浇注嘴、盛钢桶注口、柱塞口 throatable nozzle 喉部可调喷管 throttle nozzle 节流喷嘴 ...
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该文针对导弹变深度发射提出通过改变发射装置高压室喷管喉部的通气面积来实现发射动力可调。
The scheme to control launch power is introduced for changeable depth launch of missile. It is to change the aeration area at the nozzle throat of high pressure chamber in launcher.
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