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.
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.
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.
由于气流在喷管流动中具有复杂的三维非定常的特征，因此，建立其动态数学模型有着更为重要的工程及理论价值。
In order to obtain transient mathematical model as vectoring deflection which is very important in engineering and valuable in theory, three-dimensional and unsteady flow fields must be researched.
喷管中的气流由主流燃气和次流空气组成，用以模拟涡扇发动机的喷管。
The nozzle flow is composed of the main gas stream and the secondary air stream in order to simulate the nozzle of turbofan engine.
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 .
研究了当气流偏离抛物型喷管超音速段对称轴时所引起的喷管推力偏心。
Thrust misalignment in parabolic nozzle is investigated for the situation where the gas flow is misaligned with respect to the axis of the supersonic region of the nozzle.
实验发现外套出口和混合管之间夹层存在气流倒流现象，倒流平均速度随着主喷管流量和下洗气流速度增加而增加。
The averaged gas velocity of flowing backward between the exhausting duct and the mixture tube increases with the rise of the main nozzle flux and the downwash flow velocity.
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.
所述喷管具有朝金属表面引导液体制冷剂流和蒸气流的罩盖。
The lance has a hood that directs both a flow of liquid cryogen and a flow of vaporous gas toward the metal surface.
硼颗粒在通过固体火箭冲压发动机的燃气发生器喷管进入补燃室的过程中，颗粒通常都会受到高速气流的作用。
The effects of various parameters on boron particle ignition of ducted rocket secondary chamber were studied with the model developed by the King.
硼颗粒在通过固体火箭冲压发动机的燃气发生器喷管进入补燃室的过程中，颗粒通常都会受到高速气流的作用。
The effects of various parameters on boron particle ignition of ducted rocket secondary chamber were studied with the model developed by the King.
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