液压集成块虚拟装配模型的自动绘制是集成块CAD的重要环节之一。
The automatic drawing of HMB virtual assembly model is the key part of manifold block CAD.
最重要的子系统是：静态模型、变更管理、虚拟装配对象和事件处理。
The most important subsystems are: the Static Model, the Change Management, the Virtual Object to Assemble, and the Event Processing.
本文从虚拟维修中装配拆卸模型的基本特点入手，给出了在进行虚拟维修中所需要的模型的层次化组织结构。
In this paper we begin from the feature of the assembly and disassembly modeling in the virtual maintenance, propose a layering method to assembly and disassembly modeling building.
实现了电动执行器三维虚拟设计、装配，并对装配模型作干涉检查。
The virtual design and assembly of modular electronic actuator is realized based on it, and assembly parts is detected by interference.
在传统的二维设计模式下，零件不是以实体模型进行设计的，因此无法在计算机中对机器进行虚拟装配和运动仿真。
In the traditional 2d design mode, parts are not designed as solid models, therefore the virtual assembly and motion simulation for machinery products are impossible.
面向过程的虚拟装配工艺规划系统对装配工艺模型提出了新的要求。
The process oriented virtual assembly process planning system brings forward new requirements for the assembly process model.
研究了产品的数字化装配模型和虚拟装配场景的构建方法。
The data model of assembly and the methods of establishing the virtual assembly environment were studied.
精度信息是产品虚拟装配系统中模型信息的重要组成部分。
Precision information is very important to the virtual assembly system.
虚拟装配是虚拟制造的关键技术之一，它能有效支持自顶向下的并行产品设计以及与主模型相关的可制造性设计和可装配性设计，以缩短产品开发的周期。
As well as the manufacturing possibility design and assembling possibility design correlated with the master model, which will greatly reduce the products research and development period.
采用基于特征的参数化建模方法，对动力换档变速器进行了虚拟建模、虚拟装配，然后对动力换档变速器虚拟模型进行干涉分析。
With parameterized modeling method on feature. the power-shifting transmission's virtual model and virtual assembling are established. Then, interference analysis is done.
虚拟装配技术是一种全新的设计概念，是在虚拟设计环境下完成对产品的总体设计进程控制并进行具体模型定义与分析的过程。
Virtual assembly technology is an entirely-new design concept. It means to complete the process control for general product design and give model definition and analysis.
再根据切齿加工原理，建立了准双曲面齿轮模型，并进行虚拟装配，干涉检查，为后面分析提供精确的模型。
Then, According to the cutting tooth processing principle, establish hypoid gear model, and conduct virtual assembly, interference checking, provides the precise model for the following analysis.
再根据切齿加工原理，建立了准双曲面齿轮模型，并进行虚拟装配，干涉检查，为后面分析提供精确的模型。
Then, According to the cutting tooth processing principle, establish hypoid gear model, and conduct virtual assembly, interference checking, provides the precise model for the following analysis.
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