Remember that you need to press a letter key or keys to trigger the rocket motion; depending on your computer's speed, you might experience a slight delay before the rockets appear.
记住，您需要按一个或多个字母键来触发火箭运动；根据您的计算机的速度，您可能在火箭出现之前会感觉到一点延迟。
Impulse and momentum change; rocket equation; origin of pressure from random motion.
冲量，动量的改变；火箭方程；随机运动的压力作用点。
The nonlinear coning motion equations in body coordinates on the force moment coefficients of low speed spinning rocket were obtained based on the dynamics equations.
根据滚转火箭弹的动力学方程，给出了在弹体坐标系下无控低速滚转火箭弹在被动飞行段的锥形运动方程组。
Of, relating to, or being an auxiliary rocket on a multistage spacecraft that is fired in the direction of the spacecraft's motion to separate the sections.
正加速度的火箭：多节航天器上的辅助火箭的，这种火箭点燃后沿航天器运行方向推进，并分为几部分。
The calibration equipment is used to calibrate the visual testing system for rocket nozzle 3D motion, and supplies the standard position and motion parameters for static and dynamic calibration.
本校准装置是用来校准用于测试火箭喷管三维运动的视觉系统，为其提供标准的静态和动态运动参数。
The servo motion dynamics of the ship-borne rocket launcher under the condition of ship sway is studied.
该文研究了某舰载火箭炮在舰船摇摆情况下随动系统调炮时的火箭炮受力问题。
The 3d motion parameter measurement of a rocket motor nozzle is a premiss for accurately controlling the nozzle, and the calibration equipment is the key to ensure motion testing at a high precision.
火箭发动机喷管三维运动参数的测试是对其精确控制的前提，其校准装置是保证测试精度的关键。
Furthermore, it builds a thrust model of the solid rocket motor, and presents the whole six-degree-of-freedom kinetic equations and motion equations.
并建立了固体发动机推力模型，以及完整的六自由度弹道动力学和运动学模型。
Furthermore, it builds a thrust model of the solid rocket motor, and presents the whole six-degree-of-freedom kinetic equations and motion equations.
并建立了固体发动机推力模型，以及完整的六自由度弹道动力学和运动学模型。
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