推出了一套几何约束求解的方法。
This paper reports a method of finding the solution on the basis of geometric constraint.
将此混合算法应用于几何约束求解中。
This algorithm is applied into the geometric constraint solving.
几何约束求解是基于特征设计系统的核心算法之一。
Geometric constraint satisfaction is one of the kernel algorithms in feature based design system.
最后利用几何约束求解出矩形模式特征的四个顶点。
Finally the rectangles' four vertexes coordinate through geometric constraints are solved.
通过设计分解可以提高几何约束求解的效率和数值稳定性。
Design decomposition is a highly effective way to improve a geometric constraint solver to make it efficient and robust.
通过约束传播分析，为几何约束求解引擎的实现提供了理论依据和快速算法。
All these measure along with propagation analysis of constraints established the theory and quick solution of geometric constraint engine.
三维几何约束求解对于装配设计、装配工艺规划和并行工程等多个领域的研究具有重要意义。
D geometric constraints solving has important significance for assembly modeling, assembly process planning and concurrent engineering.
针对几何约束求解的多解性问题，将约束分成两个集合：原约束集合和增加的额外约束集合。
To solve the constraint multi-solution problem, the constraints are separated to two sets, the original constraint set and the additional constraint set.
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.
从工程实际出发，分析了现有的几何约束求解方法中存在的问题，提出了一种新的二维全约束优化算法。
Based on analyzing the merits and faults in the geometric constraint satisfaction algorithm for the present, this article puts forward a new optimal algorithm for 2d full constraint.
几何约束求解是智能CAD的核心问题，在研究装配模型的基础上提出了一种基于组件思想的约束求解策略。
Geometry constraint solution problem is the core of intellect CAD system. Here a new method was proposed for solving it based on the idea of assembling the divided components.
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.
利用距离误差模型构造出机器人本体的约束方程，并求解出机器人的实际几何参数，进而将该参数应用于修正系统的运动学模型。
Constraint equations were constructed by using distance error model, and the actual geometric parameters of the robot were solved, and then these parameters were used in the modified kinematics model.
以火箭发动机典型的几何约束焊缝为例，提出了通用的求解思路。
This paper proposed a general idea for the resolution of this type of question by the example of the typical seam under geometric restriction of missile eng.
这种方法能直接求解具有应力约束和几何约束的离散变量结构优化设计问题。
The structural optimum design with discrete variables under stress and section size constraints is performed using this method.
过程中使用的循序渐进的几何推理给实际求解三维几何约束模型提供了一种高效方案。
Gradually using geometrical reasoning in whole process provides a kind of valid plan to solve 3-d geometric constraint models practically.
约束求解是将特征间的相互依赖关系映射为几何或工程约束描述，通过求解约束实现设计对象的细节。
Constraint solver is the conversion from dependence relationship of features to geometry or engineering expression, then achieve the design by solving the constraint.
参数化设计的关键是几何约束关系的提取和表达，几何约束的求解及参数化几何模型构造。
The main problems of Parameter design are abstraction and expression of the geometric constraint relationship, solver of geometric constraint and creation of geometry model.
提出了一种新的几何约束推理求解算法。
对于特定的线性几何约束条件，通过对约束条件下的初始自由度进行转换，将有限元方程转换为少自由度的无约束方程进行求解。
For certain geometry constraints, by transforming the constrained degrees of freedom, the reduced unconstrained degrees of freedom finite element solution was obtained.
该算法基于点簇对约束网络图进行归约，求得归约序列然后重构几何模型，具有求解速度快、可靠性高、应用范围广等优点。
The reduction is carried out by using geometric constraint graph based on the point clusters. Then the sequence of reduction is computed and the geometric model is rebuilded.
该算法基于点簇对约束网络图进行归约，求得归约序列然后重构几何模型，具有求解速度快、可靠性高、应用范围广等优点。
The reduction is carried out by using geometric constraint graph based on the point clusters. Then the sequence of reduction is computed and the geometric model is rebuilded.
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