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。

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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。

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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。

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Throw the car hard into a right-hander, and the car wants to roll left but ARS counters the motion, flattening the attitude of the 7's chassis and keeping the car more directly on-line without (like other systems) having to bite at the progress of the wheels via traction control and other tricks.

FORBES: BMW 745i