在体研究手舟骨骨折后屈-伸和桡-尺偏运动时的三维运动学变化，为临床诊治提供理论指导。
To accurately quantify three-dimensional in vivo kinematics of fractured scaphoid in wrist flexion-extension and radial-ulnar deviation, and to provide the theoretic proofs to clinical application.
本文应用电测技术和刚体运动学原理，提出了一个三维运动测量和计算方法。
This paper presents an approach for three-dimensional motion measurement and analysis by applying the electric measuring technique and the kinematic principles of rigid body.
常规的煤田三维地震解释以时间域运动学信息为主，适用于地质条件不太复杂的情况。
General 3d coalfield seismic interpretation commonly USES kinematics information in time domain, and it is not suitable for complex geology condition.
该模型为双圆弧齿轮三维数字化设计、制造，啮合分析、运动学和动力学分析提供了新的理论依据。
This model offers a new theory for 3d numerical design, manufacture and the analysis of engagement, kinematics and dynamics of double circular arc gears.
建立了三维变动几何约束网络的运动学模型的一般表示式，从而构成了公差大小优化的等式约束。
The general expressions of kinematic model of 3-dimensional VGCN are presented, which is the equation constraint in optimization of tolerance values.
该文基于患者行走过程的运动学和动力学特性，建立三维非线性有限元模型，研究动态载荷对界面压力的影响。
Based on the analysis of kinematic and dynamic properties during walking, a 3-d nonlinear finite element model was developed to analyze the effect of dynamic loads on the interface stress.
结果：对运动学评价，分析了运动单元的旋转、耦合现象和三维运动螺旋轴。
Results. For kinematic evaluation, the rotation of motion segment unit, coupling behaviors, and 3-dimensional helical axes of motion were analyzed.
基于三维弹目相对运动学的非线性关系，将目标机动作为系统扰动，建立了弹目相对运动的数学模型。
The mathematic model is built according to the three-dimensional relationship between the missile and the target whose acceleration is introduced as disturbance.
本文结合UG的三维实体建模功能和ADAMS的动力学仿真功能，对巡线机器人线上作业的运动学、动力学建模与仿真做了探索性的研究。
This paper presents kinematics and dynamics simulation of this mobile inspection robot, by utilizing 3D modeling software Unigraphics (UG) and Dynamics Analysis Software ADAMS.
本文结合UG的三维实体建模功能和ADAMS的动力学仿真功能，对巡线机器人线上作业的运动学、动力学建模与仿真做了探索性的研究。
This paper presents kinematics and dynamics simulation of this mobile inspection robot, by utilizing 3D modeling software Unigraphics (UG) and Dynamics Analysis Software ADAMS.
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