This paper introduces horizontal shaft of vertical mill is changed into statically indeterminate beam supported by three points used of virtual constraint in the reforming process of RE1 vertical mill transmission device of 500mm hot strip mill production line in Laiwu iron and steel general works,thus the strength,rigidity and transmission stability of this mill are increased.
文章介绍了莱钢轧钢厂在５００ｍｍ热带生产线的ＲＥ１立辊轧机传动部分的改造中，利用虚约束，使立辊轧机的水平轴变成三点支承的超静定梁，从而提高了轧机的强度，刚度及传动稳定
The concepts of “dynamic substructure method”and “virtual constraint”are applied to get the dynamic response of this kind of mechanic model.
建立了具有齿轮—绳索机械系统的离散—连续动态力学模型；应用“动态子结构方法”并引入“虚约束”的概念得到了该类力学模型的动态响应；最后，应用该方法进行了实例计算，计算结果表明，其计算精度高于对应的离散动态力学模型。
The paper discusses the criterion for deciding virtual constraint and the sufficient and necessary conditions for the constraint existing in mechanisms.
本文论述了机构中存在虚约束的充分必要条件及虚约束的判定准则。
Establishes a force model for the internal parallel move gear transmission with mulriple redundant constraints.
建立具有多重虚约束的内平动齿轮传动机构的力学模型。
The analysis and calculation of virtual restraint;
“虚约束”的分析与计算
According to definition of virtual restraint,this paper analyses several forms and necessary and sufficient conditions of the existence of virtual restraints in mechanism,and presents the procedures for the judgment of virtual restraint and the calculating methods for the number of virtual restraints.
平面机构中虚约束的存在,给制造加工和机构运动分析带来了诸多不便。
Finally, a new approach for solving the deformation constraint graph is given, which is based on compound node and virtual constraint.
同时 ,提出一种基于变形映射的约束图有向化新方法 ,并在约束图分解的基础上 ,给出了一个基于复合节点及虚拟约束的约束图变形求解新算法 。
Study on λ Being Substituted for Passive Degree of Freedom and Virtual Constraint Number of a Plane Mechanism
用λ替代平面机构局部自由度和虚约束数的研究
An offer without engagement
虚盘（不受法律约束的发盘）
From “Saving Constraint” to “Consumption Constraint”--Decision of Macro-Investment in Virtual Economy;
从“储蓄约束”到“消费约束”——虚拟经济下的宏观投资决定
The Research of the Visual Plant s Root System Simulation and Its Growth Restraint Condition;
虚拟植物根系的构建及其生长约束条件的研究
Research on the Soybean Hypothesized Growth Model Construct and Restraint Method;
大豆虚拟生长模型的构建及约束方法的研究
Research and Application of Constraint Solution in Virtual Interior Decoration System;
虚拟家居系统中约束求解的研究和实现
Integrated decision making methodology of the restriction of virtual enterprise capacity;
虚拟企业生产能力约束下的集成化生产决策
TWO GAME THEORY ANALYSES ABOUT RESTRAINING UNREAL ADVERTISEMENT;
约束商品经营者做虚假广告的两种博弈分析
Chance-constraint Programming Model and Algorithm for Risk Management of Virtual Enterprise
虚拟企业风险管理的机会约束规划模型及算法
Hierarchy-invariant Interactive Virtual Maintenance Model and Its VRML-based Simulation
层次约束关系不变的虚拟拆装模型及其VRML实现
Hand modeling and motion controlling based on lay figure in virtual assembly
虚拟装配中基于生理约束的虚拟手建模与抓持规划
The determination of freedom less than the actual one may be find implicit constraint properly on the basic of the given one in using the virtual work principle to solve the problems.
由虚功原理解题时可在题中给定约束的基础上，适当考虑隐含约束，确定比实际少的自由度.
The above offer be make without engagement and all order will be subject to our write acceptance .
以上报盘为虚盘(无约束力)，所有订货将以我方书面接受为准。
Research on Constraint Relation Analysis and Collision Detection in Virtual Assembly Based on CATIA/CAA;
基于CATIA/CAA的虚拟装配约束关系分析与干涉检查研究
Virtual Assembly & Simulation Based on Geometric Probability Set and Touching Constraint;
基于几何可能集和接触约束的虚拟装配仿真技术研究应用
Method of Identifying Motion Constraints in Virtual Prototyping and the Application of Performance Analysis;
虚拟样机中运动副约束识别技术及其在性能分析中的应用研究
Study on Restrict Principle in Supply Chain Management Based on Virtual Enterprise Enrollment Center and UDDI Criterion;
基于虚拟企业注册中心的供应链管理约束机制实现
Research on the Constraint and Construction of Virtual R&D Team Based on the Role Theory;
基于角色的虚拟研发团队构建方法及其约束机理研究