This paper analyzes the reliability levels of the DCS system both at home and abroad, introduces the system reliability design methods, logicaldiagrams and its mathematic models.
System administrators find component diagrams useful because they get an early view of the logical software components that will be running on their systems.
系统管理员发现组件图是有用的，因为他们可以获得将运行于他们系统上的逻辑软件组件的早期视图。
3
It consists of class and sequence diagrams that describe the logical implementation of the functional requirements that you identified in the use case model.