用CAD变量几何技术，构造一些典型的机器人臂多自由度平面机构的模拟机构。
By the use of CAD variable geometric techniques a number of typical simulative mechanisms of multi-DOF planar mechanism of robot arm were constructed.
介绍了塑料注射成型模具CAD软件中变量装配的关键技术，并给出了装配设计中几何约束和工程约束实例。
The key technology of variable assemble in CAD software for plastic injection mold is introduced. Examples of the geometry restrains and the engineering restrain in the assemble design are given.
方法中未知变量的近似采用IMLS技术，局部影响域形状采用方形几何形态。
Concerning the method, the technique of IMLS was adopted for the approximations of the unknown variable, and the square sphere was used for the geometric form of the local influence field.
变量化技术是当代CAD技术的核心，以实现变量化设计为目的的几何约束求解有多种方法，但它们都存在一定的局限性。
Variational design is the kernel of contemporary CAD technology. There are many solving methods for geometric constraint solving at the aim of variational design, but they all have some limitations.
该算法使得作为参数化技术和变量化技术的核心问题：几何约束求解的研究更具有实际意义。
There is more practical significance for the research of geometric constraint solving, which is the core of parametric technology and variable technology.
该算法使得作为参数化技术和变量化技术的核心问题：几何约束求解的研究更具有实际意义。
There is more practical significance for the research of geometric constraint solving, which is the core of parametric technology and variable technology.
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