Simultaneity, the author also made research on the Object-oriented designing methods and Unified Modeling Language (UML), then designed the objects in the restaurants manage system and described then by UML.

• 同时,本文对面向对象的系统设计方法和统一建模语言进行了探讨,在此基础上根据餐饮系统的业务流程和逻辑对餐饮管理系统进行了对象设计,并使用统一建模语言描述这些对象。