Case about object-oriented system analysis and design based on UML 并列题名：Case about object-oriented system analysis and design based on UML UML object oriented system analysis and design Object-oriented systems analysis and design Object oriented system analysis and design 并列题名：Object oriented system analysis and design 并列题名：Object-oriented systems analysis and design Object - Oriented Systems Analysis and Design with UML 并列题名：Object - Oriented Systems Analysis and Design with UML Object - Oriented System Analysis and Design