但当中心刚体的转动惯量接近柔性悬臂梁的转动惯量时，零次近似模型将导致错误的结果。
But when the rotary inertia of the hub is close to that of the beam, the zeroth-order approximation model may lead to wrong result.
借助于四元数理论证明了任意顺序下刚体有限转动合成的可交换性定理。
With the help of the theory of quaternions the theorems of commutativity of composition for the finite rotation of rigid body are proved in the any order.
本文研究的是有关处理刚体转动换轴问题的一般方法和步骤。
This paper deals with problem about rigid body in rotation with changing axis, meanwhile, general preceduer and step are given.
讨论滑动摩擦力作功，说明了滑动摩擦力可以使刚体的平动动能和转动动能之间相互转换，但总是作负功。
It is pointed out that translational kinetic energy and rotational kinetic energy mutually transferred by sliding friction force, but it only has positive acting.
介绍了用矩阵讨论刚体定点转动瞬轴的方法，在此基础上推导出转动瞬轴方程。
Studies application of matric method to deal with fixed point rotation of rigid body, and infers instantaneous axis equation.
从相对平衡的角度分析了刚体定轴转动轴上附加压力产生的原因以及实现自由转动的条件。
From the Angle of relative equilibrium, the paper analysis the reason of the formation of the additional pressure on the axis of fixed-point rotation of rigid body.
本文利用刚体转动理论结合数学模型建立的思想对制动器试验台的控制方法进行分析。
Using the theory of rigid rotation and combined with the thought mathematical model established, this paper analyzes the control method of the brake test.
运用转动惯量定义式直接计算出椭圆环刚体绕垂直与环平面且通过中心轴的转动惯量。
Use of rotational inertia of the definition of calculated rigid oval ring around the ring with the vertical plane through the central axis and the moment of inertia.
通过一典型的时变边界刚体实例，用数值方法研究时变边界刚体的平动与转动的耦合特性。
In this paper, the behavior of coupling between the translation and rotation of the rigid body with variable boundary is investigated using numerical method via a typical example.
本文给出了在刚体转动惯量的测定中测定时间的计时装置，减小了计量时间所带来的误差。
A time set in the measurement of solid rotating inertia is introduced and errors in timing are reduced.
利用复摆定轴转动原理和刚体平行轴定理设计的一种新型转动惯量测定仪。
A new measuring instrument of rotational inertia has been devised by the fixed - axis rotation principle and parallel axis theorem of compound pendulum.
本文讨论了改进刚体转动实验中造成误差的方法。
This essay mainly discusses the improvement of the experiment methods that cause errors in the experiment of rigid body rotation.
对温度、弹性变形和刚体运动变量联合求解，研究了热流引起的温度梯度对弹性变形和刚体转动的影响，以及在大变形情况下的几何非线性效应。
The influence of temperature gradient on the elastic deformation and rigid body motion and geometric nonlinear effect due to the large deformation are investigated.
具有“各向同性”的转动惯量的非球形刚体称为非球形惯量球。
No-spherical rigid body that has anisotropic inertia is called no-spherical sphere of inertia.
从刚体定点转动的动力学方程出发，推导定点转动刚体打击中心位置的普遍表达式，并通过特例加以应用。
The paper deduces the general formulae of the sweet point about the rotation around a fixed point of rigid body, from the kinetic equation of it, and puts formulae to use for special rigid bodies.
刚体的匀角速定轴转动状态是平衡态吗？
Is the state of the axial rotation of a rigid body at constant angular speed stable?
刚体的运动分为平动和转动，那么刚体的动能也就包括平动动能和转动动能。
The motion of a rigid body can be divided into two types: translation and rotation, so the kinetic energy of rigid body is made up of translational energy and rotational energy.
并用此法方便地证明了刚体的有限转动定理，进行了刚体有限转动的合成。
Moreover, this method is conveniently used to prove the theorem for finite rotations of a rigid body, and to compose the finite rotations of a rigid body.
以刚体的平动和转动为状态构造主动磁轴承（AMB）转子控制系统模型，可以清晰反映控制力矩（CMG）陀螺效应的影响。
The model of AMB rotor control system in industry can not manifest the gyro effect in CMG, so that it is inconvenient to design the control law against the rotor vortex.
以刚体的平动和转动为状态构造主动磁轴承（AMB）转子控制系统模型，可以清晰反映控制力矩（CMG）陀螺效应的影响。
The model of AMB rotor control system in industry can not manifest the gyro effect in CMG, so that it is inconvenient to design the control law against the rotor vortex.
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