Mechanical movement is the subject of theoretical mechanics research, including statics, kinematic and dynamics.

机械运动是理论力学研究的对象，包括有静力学、运动学和动力学。

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Mechanical movement is the subject of theoretical mechanics research, including statics, kinematic and dynamics.

机械运动是理论力学研究的对象，包括有静力学、运动学和动力学。

youdao