This paper focuses on the study of launch dynamics for self-propelled artillery. In order to exactly compute the motion of projectile in gun tube and the initial disturbance, the theory of two- phase flow interior ballistic is applied to the study on launch dynamics.
为了更加准确地计算火炮弹丸的起始扰动，将两相流内弹道应用于发射动力学研究。
To simplify the computation, the estimate equations of trajectory parameter of boost phase, crossover phase and maneuvering phase in ballistic missile's flying were brought out by approximate treatment according to the motion equation of mass center for missile in this paper.
0引言导弹的飞行是一种有控运动，控制的目的是实现一种预想的有规律运动，以尽可能快而安全地操纵导弹飞到目标区并命中目标，弹道设计即用于实现这一目的。
Then, Taking into account the measurement error factors in engineering practice, the method for ballistic parameters method based on trajectory fitting is expounded, and simulation results verify the effectiveness of the method for trajectory fitting and the SAR imaging program for non-uniform linear motion.
然后，考虑到工程实践中测量误差的因素，阐述了基于弹道拟合方法获取弹道参数的原理，并通过仿真实验验证了弹道拟合方法和非匀直SAR方案的有效性。
Simulation results show that the improved gravity turn model proposed in this dissertation more closely reflects the ballistic missile motion during boost phase.
仿真表明，本文建立的改进重力转弯模型较好地描述了弹道导弹主动段的运动。
Under the usual coordinates, the paper conclude mathematical model in space motion and design project ballistic trajectory.
在常用坐标系下，推导了空间运动的数学模型，设计了方案飞行弹道。
Because of the ballistic motion, hot electron diffusion and energy transport between the Cu film and substrate, the cooling process of electron system in the Cu film is speeded up.
这是由于在实验中电子弹道运动和热电子扩散作用的存在，以及薄膜和衬底间的能量输运，加快了薄膜内电子系统的冷却过程。
This azimuth motion is known as the ballistic deflection error. Study on rotor load of vertical shaft impact crusher based on ADAMS
这种绕方位轴的运动称为冲击偏差。基于ADAMS的立轴冲击式破碎机转子载荷
Compared with general time delayed filter, the controller depresses the high frequency components of the command input, and reduces the excitation of the vibratory modes and ballistic motion of the system.
与常用的时滞滤波器相比，能抑制控制信号的高频成分，降低未建模动态激励和运动冲击。
In the interior ballistic cycle of regenerative liquid propellant gun, in addition to motion of projectile, there exists motion of piston compress - ing the liquid propellant.
再生式液体发射药火炮在内弹道循环中，膛内除弹丸运动外，还存在活塞压缩液体燃料的运动。
For a self-propelled artillery the computational program is achieved, by which the simulation of launch process is realized. The interior ballistic, motion of projectile in gun tube, dynamic response of the artillery and initial disturbance of projectile are exactly simulated.
编制了计算程序，实现了对某自行火炮发射过程的数值模拟，在准确计算内弹道过程的同时，获得了火炮的动力响应、弹丸膛内运动和起始扰动。