NIEM模型也不为在交换中装配所有对象而定义特定的消息类型或结构。
The NIEM model also does not define specific message types or structures for assembling all of the objects in an exchange.
服务结构(Service Fabric)接收一个系统描述符——它定义服务组件为构建‘系统’应该装配的方式，并定义它的‘目标状态’。
The service Fabric receives a System description which describes how the service components should be assembled to build the 'System' and defines its' Target State '.
结合自动装配的实际需要，给出了装配特征的定义及相应的属性结构，并在UGII开发环境下予以了实现。
For the practical needs from computer aided assembly, the definition and the corresponding attribute structure have been identified, and they are realized under UGII.
根据子装配体的定义和装配结构信息的矩阵表达，提出了划分子装配体的算法。
The algorithm of the subassembly division is proposed according to subassembly definition and matrix expression for the assembly structural information.
设置正确的引用集：引用集定义了在装配结构的上一层中零件的显示方式。
Set the right Reference Sets: Reference sets define what will be displayed on a upper level in the assembly structure;
设置正确的引用集：引用集定义了在装配结构的上一层中零件的显示方式。
Set the right Reference Sets: Reference sets define what will be displayed on a upper level in the assembly structure;
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