Thirdly, we build the systematic model with static structure and dynamic behaviour by using UML to make Object-Oriented Analyze of the producing cost controlling and managing system in SIGMA.
第三，运用UML统一建模语言，建立具有静态结构和动态行为的系统模型，对星玛电梯生产成本控制管理系统进行面向对象的分析。
Most of power system's simulation tools have not the systematic model of relay system and can not response the control rules of relay system truly and completely.
目前大多数电力系统仿真分析工具缺少对继电保护模型的系统化描述，无法真实完全的反映继电保护元件的控制规律。
The concepts and principles of intelligent virtual controls(IVC) and virtual instruments based on them are introduced. The quintuple systematic model based on computer is discussed.
介绍了智能虚拟控件及其仪器的有关概念、原理，并讨论了基于计算机的系统建模的五元模型。
The concepts and principles of intelligent virtual controls(IVC) and virtual instruments based on them are introduced. The quintuple systematic model based on computer is discussed.
介绍了智能虚拟控件及其仪器的有关概念、原理，并讨论了基于计算机的系统建模的五元模型。
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