氧化剂流量与燃料流量之比。
文中报告了特种发动机燃烧室压力、混合比、推进剂喷注温度和喷注器结构对燃烧过程影响的计算及分析结果。
The results of the calculation and the analysis of effects of combustion chamber pressure, mixture ratio, propellant injection temperature and injector type on the combustion processes are reported.
固体推进剂发动机系统的可调性基本上比液体或混合型的要差。
Solid propellant engine systems are basically less flexible in operation than liquid or hybrid propellant systems.
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