two-step nozzle

The theoretical specific impulse formula for two-phase flow in nozzle of rocket-ramjet engine is derived on the basis of similarity to that used for rocket engine.

本文导出了类似于火箭发动机的火箭冲压发动机喷管的两相流动理论比冲公式；

A study of the maximum solid rocket engine thrust nozzle surface for one-dimensional two-phase flows

固体火箭发动机一元两相流动最大推力喷管型面研究

A Study on the Two-Dimensional Thrust Vectoring Nozzle with Secondary Flow Injection

基于次流喷射控制推力矢量喷管的实验及数值研究

Hot-jet is divided into two streams when the aspect ratio at nozzle throat section ( ARt) becomes 2.

在收扩喷管喉道宽高比（ARt）为2时，热射流被分成两股。

Based on analysis for nozzle thermal ablation, reflecting and absorbing thermal protection approaches were presented to provide thermal protection for nozzles. Two types of corresponding nozzles were designed.

基于激光推力器喷管热烧蚀因素分析，初步提出了反射式和吸收式两种喷管热防护方法，并相应设计了两种喷管。