Quaternion is used to describe the orientation of a rigid body, and attitude motion is modelled.
采用四元数描述刚体姿态，建立了刚体姿态运动的数学模型。
Chaotic attitude motion of a magnetic rigid spacecraft in a circular orbit of the earth is treated.
研究在地球万有引力场和磁场中的磁性刚体航天器在圆轨道上的混沌姿态运动。
In this paper, the chaotic attitude motion of a magnetic rigid spacecraft and its control were studed.
本文研究一类磁性航天器的混沌姿态运动及其控制。
The formular for calculating satellite attitude motion and method for calculating satellite motion on orbit are discussed.
给出了计算卫星姿态运动和卫星轨道运动的计算公式；
In order to effectively adjust attitude motion of interceptor missile by combine control, an attitude control method was presented.
为了有效地调整复合控制拦截弹的姿态运动，提出了一个姿态控制方法。
The attitude motion law of the return module in low - altitude endo- atmosphericemergency return of spaceship is studied in this paper.
研究了低高度大气层内飞船应急返回时返回舱的姿态运动规律。
The attitude motion equation of satellite was given, and the attitude of magnetic control for gravity gradient satellite would go to stable.
给出了卫星姿态运动方程，并证明采用两种方法控制卫星姿态的稳定性。
When one of the wheels fails to function properly, there is no effective way to control rigid spacecraft attitude motion in certain practical circumstances.
当其中一个动量飞轮失效，在某些特定的情况下，如何控制航天器的姿态问题还没有有效的方法。
Compared to the Euler angles the main advantage of the quaternions expression of attitude motion is the avoidance of singular position in numeration procedure.
与欧拉角比较，姿态运动的四元数表达的主要优点是数值计算过程中不存在奇异位置。
The input_output feedback linearization method and its modified version are respectively applied to control chaotic attitude motions to the given attitude rest and the periodic motion.
采用输出变量反馈线性化控制律及其局部线性化将混沌姿态运动控制为给定的静止状态和周期运动。
Induce the real spacecraft parameters to solve the motion equations and get that the different spacecraft parameter variations have the different influence on the system attitude motion.
通过对运动方程的求解，得到不同的飞行器参数变化对整体运动的影响也是不同的。
The dissertation demonstrates the maneuvering target imaging model with acceleration and rotating motion and its signal processing to solve attitude perturbation of the targets.
针对机动目标存在的姿态扰动，研究了具有加速度和旋转运动的机动目标成像模型及其信号处理过程。
Variations on which attitude of spacecraft dependents are time, law of motion of manipulators, liquid mass, liquid inertial tensor and damping coefficient besides paths of motion of manipulators.
研究表明：影响充液航天器姿态的因素除了机械臂运动的路径，还有机械臂运动的时间、机械臂转角的变化规律、液体的粘性、质量和惯性张量等。
In order to control the depth and the attitude of this kind of superspeed underwater vehicle, it is necessary to investigate the motion characteristics of the vehicle on a vertical plane.
为了对超高速水下航行器实施深度和姿态控制，研究其纵平面运动特性是必要的。
The influence of bending flexibility of the launch system on rocket's motion attitude and system's dynamic characteristics are discussed. Some important conclusions are drawn.
分析和评价了结构柔性等因素对火箭发射姿态和系统动力特性的影响，获得了一些重要的结论。
By the statistical analysis of ship motion attitude and equivalent argument about ARMA model and ar model, ar model was identified to be the mathematic model for ship motion attitude prediction.
通过对舰船运动姿态统计分析，以及对ARMA模型和AR模型等价性论证，确定了AR模型作为船舶姿态运动预报的数学模型。
The introduction of the new algorithm is a new idea to calculate attitude error compensation of FOG strapdown inertial navigation(SINS) under the condition of high dynamic angular motion.
新算法的提出为高动态环境下光纤陀螺捷联系统的姿态误差补偿提供了一个新的思路。
Based on coupling control of mechanical motion and liquid flow, an automatable adjusting technology for cell position and attitude was proposed.
基于机械运动和流场流动的耦合控制，提出了自动化的细胞位姿调节技术。
In this paper, the control of coordinated motion of spacecraft attitude and the end-effector of a free-floating space-based robot system is discussed.
本文讨论了载体姿态受控、位置不受控制的漂浮基空间机器人协调运动的控制问题。
To improve the accuracy and reduce the setting time for the initial alignment of marine attitude heading reference system(AHRS) under motion, a method of two-position alignment was presented.
为提高船用航姿系统的对准精度和对准速度，提出了摇摆条件下的两位置对准方案。
The online advertisement being the same as traditional one is an information dissemination process, thus will also bring the audience mental effects such as cognition, motion, attitude and act.
收集告白和传统媒体告白一样，也是一个信息传布地过程，受众接触收集告白同样也会发生认知、感情、立场、行为等心理效应。
The online advertisement being the same as traditional one is an information dissemination process, thus will also bring the audience mental effects such as cognition, motion, attitude and act.
收集告白和传统媒体告白一样，也是一个信息传布地过程，受众接触收集告白同样也会发生认知、感情、立场、行为等心理效应。
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