d axis) 和非定轴转动.?刚体的一般运动 General rigid body motion Translation and Rotation ?刚体的一般运动=质心的平动绕质心的转动+ 刚体力学刚体力学 Mechanics of Mechanics of rigid body rigid body 刚体运动学刚体运动学 kinematics of rigid body kinematics of rigid body 刚体动力学刚体动力学 dynamics of rigid body dynamics of rigid body 分析方法分析方法: : Analysis Analysis 把刚体看作是一个特殊的质把刚体看作是一个特殊的质点系点系, ,运用质点力学规律研究运用质点力学规律研究. . We regard the rigid body as a special We regard the rigid body as a special system of system of particles,and particles,and use the mechanical use the mechanical laws of mass point to study. laws of mass point to study. 第一节 Section one 第一节第一节 Section one Section one 刚体的定轴转动 The rotation of a rigid body about a fixed axis 刚体的定轴转动刚体的定轴转动 The rotation of a rigid body about a fixed axis The rotation of a rigid body about a fixed axis
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