Based on experimental data and numerical simulation results, effects of ambient pressure and base bleed on aerospike nozzle base behaviour are investigated.
基于实验数据和数值模拟结果，研究了外界反压和底部二次流对塞式喷管底部的影响。
You squirted foam out of a nozzle and directed it (using the nozzle) at the base of the fire.
这里说的是灭火筒的用法，你把泡沫挤出喷嘴并（用喷嘴）把它引向火的底部。
The numerical simulations of the flow field around and aerospike nozzle cell were completed base on N S equations with Second order NND scheme.
从NS方程出发，采用二阶精度的NND格式对塞式喷管的流场进行了数值模拟。
The blackspot shown in the photos was caused when molding the white base of the nozzle.
照片中显示的黑点是注塑喷嘴的白底座时造成的。
The design of the nozzle of the rocket assisted engine with the base bleed compound extended range shrapnel is introduced in this paper.
经射击试验证明文中所述对增程弹火箭助推发动机喷管设计具有一定的指导意义。
The changes of the pressure in puffer chamber and nozzle throat under different base pressure are compared, which shows that base pressure has an influence on the pressure in gas chamber.
分析了压力变化与开断时间的关系，比较了不同基压下压气缸与喷口喉部气体压力特性的变化，说明了基压对断路器灭弧室内压力的影响。
Internal performance of unsteady flow of counterflow thrust vectoring nozzle has researched base on numerical simulation.
基于数值模拟方法，研究了逆流矢量喷管非定常内流性能。
It is shown that aerospike nozzle performance losses caused by free stream primarily result from increase of lift body base drag and decrease of plug pressure distribution.
结果表明，外流造成的性能损失主要体现在运载器底部阻力增加和塞锥表面压强降低两方面。
It is shown that aerospike nozzle performance losses caused by free stream primarily result from increase of lift body base drag and decrease of plug pressure distribution.
结果表明，外流造成的性能损失主要体现在运载器底部阻力增加和塞锥表面压强降低两方面。
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