The initial cavity, ballistic trajectory and velocity attenuation of the sphere pellets are similar at different water-entry angles and initial velocities.
在一定的入水角与速度范围内，球形弹丸入水初期弹道的空泡特性、弹道轨迹以及速度衰减规律具有一定的相似性。
Finally, we compare six degrees of freedom simulation results of ballistic re-entry missiles motion with the computing results of approximate formula. The comparison shows the feasibility...
最后用六自由度弹道数字仿真结果同近似计算结果作了比较，比较结果表明了近似分析的可行性。
Finally, we compare six degrees of freedom simulation results of ballistic re-entry missiles motion with the computing results of approximate formula. The comparison shows the feasibility...
最后用六自由度弹道数字仿真结果同近似计算结果作了比较，比较结果表明了近似分析的可行性。
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