特征速度是表征推进剂能量大小及其在燃烧室中的燃烧效率的参数，具有速度量纲。推进剂能量愈高，在燃烧过程中能量转换效率愈高，则值愈大。
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燃烧试验易于点火，能稳定燃烧，特征速度有较大提高。
And easy firing, stable burning, and comparatively large increasing of characteristic speed are demonstrated by combustion experiment.
从细磁通量管运动方程组导出了特征速度、特征线及其相容关系。
The characteristic velocities and the compatibility relations along characteristics are derived from the system of equations for the motion of thin magnetic flux tubes.
几何上证明了这种拦截的特征速度与最省燃料轨道的特征速度相同，并且给出了该方法的解的存在性条件。
It was proved that ?v of this interception coincide with that of minimum fuel transfer in geometry. The existence of solutions was studied.
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