UML, an important tool of oo system modeling, is a general and graphic modeling language which can be used in the whole system developing life cycle.
UML是一种支持系统开发全过程的图形化建模语言，是面向对象系统建模的重要工具。
At present, UML has become the standard software modeling language. UML state diagram describes dynamic behavior of the system in its life cycle.
目前，UML已经成为软件建模的标准语言，UML状态图描述了系统在其生命周期中的动态行为。
The feature based modeling technology is found a new way to realize the integration of CAD system and life cycle design system.
特征技术为实现CAD系统和生命周期设计系统的集成开辟了新的道路。
The feature based modeling technology is found a new way to realize the integration of CAD system and life cycle design system.
特征技术为实现CAD系统和生命周期设计系统的集成开辟了新的道路。
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