According to class-object level, structure level, subject level, attribute level and service level, we analysis the class hierarchy of hydraulic system, their interrelation and their communication.
按照类——对象层、结构层、主题层、属性层和服务层五个层次分析了液压系统的类层次构成及其连接与通信。
In this paper, an organization meta-model including both hierarchy and teamwork structure is presented and then UML object constraint language (OCL) is adopted to formalize the meta-model.
本文提出了包含组织纵向和横向结构的组织元模型，并采用UML对象约束语言(ocl)描述了元模型中实体与实体之间的联系和约束关系。
The function partition and the object-oriented hierarchy structure of framework were introduced in detail.
并设计了车辆组件模型库的功能结构和面向对象的系统层次结构体系。
应用推荐