By using the geometric constraint, the dimension constraint, the dimension equation and the dimension driving techniques of CAD, the typical simulation mechanisms are created.
采用CAD的几何约束、尺寸约束、尺寸方程和尺寸驱动技术，针对根据一些典型平面多自由度机构，构造出相应的模拟机构。
Complexity of part variant design was formulated based on dimension constraint, and the complexity of part variant design was contrasted in the condition of before and after part classification.
提出了基于尺寸约束的零件变型设计复杂特性模型，比较了零件分类前后的变型设计复杂性。
For new design one, the dimension of the new electric spindle selected will be the interference constraint conditions and the machine will be without this interference.
对新的设计，先选定电主轴后，其尺寸参数，可作为干涉约束条件，可计算得到无电主轴干涉的并联机床设计参数。
The characteristics to dimension chain constraint is analysed, dimension loop model is put forward based on the dimension chain for solving dimension relationship constraints.
针对尺寸之间的关联约束，本文首先分析了尺寸链约束的特点，提出了基于尺寸链的尺寸环模型。
Based on singularity of constraint equation and complex division of structure-parameter-space, the dimension classification method of planar mechanism was researched.
以位置约束方程奇异性条件和结构参数空间复形剖分方法为基础，研究了平面机构尺度分类问题。
This paper developed a three dimension finite element model to analyze stress distribution on residual limb of crus under lumped loads with different displacement constraint conditions.
通过建立三维线性有限元模型来分析在集中载荷作用下小腿肢体残端的应力分布，且分析了不同边界条件对肢体残端应力分布的影响。
By dividing the dimension of constraint system to some assembly elements the constraint system can be deminished, and the local character can be utilized.
在贵池地区，受特定的地质条件的控制，元素的分布分配、地球化学异常的展布和异常元素组合具有鲜明的特征。
By dividing the dimension of constraint system to some assembly elements the constraint system can be deminished, and the local character can be utilized.
在贵池地区，受特定的地质条件的控制，元素的分布分配、地球化学异常的展布和异常元素组合具有鲜明的特征。
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