比较系统地学习了多刚体动力学的拉格朗日方法，即采用相对坐标的多刚体动力学建模方法。
Have studied the dynamics Lagrange method of many rigid body more systematically, namely the many rigid body dynamics modeling method to adopt relative coordinate.
探讨解决了一些设计上的问题，诸如构造场景图与几何建模、坐标变换迭代算法、碰撞响应处理等。
Some design problems were discussed and solved such as Scene Graph, Shape Modeling, iterative algorithm on coordinate transform and collision response etc.
采用多体动力学笛卡尔坐标建模形式。
Descartes coordinate modeling of multibody systems dynamics is adopted in the thesis.
自建直角坐标系将实际问题转化为函数问题，也是对学生函数建模能力的重要考察。
Constructing a right Angle coordinate will turn practical problems into function problems and this entails the ability of students to develop function modeling.
比较了逆向工程技术(RE)与传统的正向设计的差别，对于实施RE中的坐标数据采集和建模技术进行了论述。
The differences between reverse engineering (re) and traditional obverse design were compared, and the coordinate data collecting and modelling in re were discussed.
目前，多刚体系统的建模方法可归纳为绝对坐标法和相对坐标法两类。
At present, the modeling methods of multi-rigid-body system can be concluded to two kinds: Absolute coordinate method and relative coordinate method.
本文首先对包括风力机、无刷双馈发电机的风力发电系统进行建模，并通过同步坐标变换分解为两个解耦子系统。
A wind energy conversion system (WECS) model is presented, including wind turbine and brushless doubly-fed machine working as a generator.
针对于天空的建模，提出了两种改进方法：旋转球面坐标系法和修改纹理坐标法。
Based on the modeling of the sky, two improved methods were proposed: rotate the coordinate system of the sphere, and modify the coordinate of the texture.
城市建筑物的三维建模是城市景观规划设计以及数字城市基础建设最重要的技术之一，在此对建筑物三维坐标测绘提出新的方法。
The 3d modeling of urban building is one of the most important techniques in designing urban landscape and digital urban foundational construction.
将该公式应用于三坐标测量机误差建模领域，取得了较好的建模效果。
Then apply the formula to the fields of the CMM measuring error modeling, and get the better results.
该系统主要由坐标转换、地图匹配和建模拟合三个模块组成。
The system consists of three modules: coordinates transformation module, map matching module, modeling and fitting module.
目前对三坐标测量机测量误差建模的研究，常见的是低维模型，多元模型很少有学者探讨。
Most scholars were committed to study the low-dimensional measuring error of the CMM(Coordinate Measuring Machine), few to research the high-dimensional model.
流形上动力学方程的建立与全局坐标和局部坐标的选择，以及建模方法有着直接的联系，决定着动力学模型的建模效率和数值运算精度。
The numerical precision and formulation efficiency of multibody system dynamics directly depend on the choosing the local frame coordinates and global coordinate, and on the formulation methods.
根据实物模型的坐标测量，数据重建模型的三角网格曲面表示在实践中有着广泛的应用。
Triangle mesh surface reconstruction on digitized poi nts obtained from existing physical objects is widely used in practice.
在建模过程中采用多参考坐标系法描述搅拌桨和挡板间的相互作用，并考虑通气引起的搅拌罐内液位的上升。
The method of multiple reference frames(MRF) was employed for the computation of three-dimensional turbulent flows in a cylindrical stirred tank.
在建模过程中采用多参考坐标系法描述搅拌桨和挡板间的相互作用，并考虑通气引起的搅拌罐内液位的上升。
The method of multiple reference frames(MRF) was employed for the computation of three-dimensional turbulent flows in a cylindrical stirred tank.
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