四个向外倾斜的喷管把固体火箭发动机的排气流分成四个相等的尾巴。

Four nozzles, canted outboard, split the exhaust of the solid rocket motor into four equal tails.

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本文分析了高空大面积比喷管在地面试验时喷管内出现火焰偏摆的原因，叙述了喷管内气流不对称分离的机理。

This paper analyses reason for flame swinging in high-altitude nozzle with the ratio of large area tested under the ground atmosphere, and describes the mechanism of unsymmetrical separation.

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由于这种喷气流中含有大量未燃烧的氧气，在喷管中往往安装加力燃烧室。

Owing to the high proportion of unburnt oxygen in this efflux, afterburners are often provided in the jet -pipe.

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