绘制下列U ml图表，为使用者需求和软体系统架构设定模型：活动、元件、类别、顺序和使用案例。
Model the user requirements and architecture of your software system by drawing the following UML diagrams: activity, component, class, sequence, and use case.
uml模型具有几种检视，包括类别、元件、使用案例、活动和顺序图表。
A UML model includes several views, including class, component, use case, activity, and sequence diagrams.
用属性关系图表示原理图中的电路线，提取元件间的连接关系。
Finally it adopts attributed relational graph to represent wire lines in drawing and extract connection relation between electrical elements.
顺序图表，该图表显示使用案例的目标是如何透过使用者与系统或系统主要元件之间的互动而实现的。
A sequence diagram that shows how the goals of the use case are realized by interactions between users and the system or its major components.
活动图表，该图表显示使用者执行使用案例时，使用者与系统或系统主要元件之间的详细动作。
An activity diagram that shows the detailed actions of the users and the system or its major components as they perform the use case.
活动图表，该图表显示使用者执行使用案例时，使用者与系统或系统主要元件之间的详细动作。
An activity diagram that shows the detailed actions of the users and the system or its major components as they perform the use case.
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