弹头飞行时其重心所经过的路线谓之弹道曲线
以烧蚀火炮的阳线磨损曲线和一种挤进压力计算方法为基础，建立了考虑弹带挤进过程的内弹道模型。
Based on the wear curve of lands of erosion guns and a calculation method of engraving pressure, an interior ballistic model with the engraving process is established.
本文对坦克火控系统弹道解算问题中的曲线拟合法进行了一定的理论分析，指出了这一方法所具有的某些特性。
This Paper has theoretically analysed curve fitting method of problem to solve trajectory for tank fire control systems, and has described some characteristics which the method possessed.
与传统设计优化方法相比，MDO方法一次设计优化就可得到满足飞行器总体设计指标的最优设计，得到内外弹道相匹配的助推器最优推力-时间曲线。
Compared with traditional design optimization method, MDO method can gain the optimum design for flight vehicle as well as the optimum thrust-time curves of booster.
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