以数学方法给出了工作流过程定义模型的形式化描述，并提出一种工作流自动化的实现模型，包括系统体系结构和数据库的设计。
The paper gives mathematical definitions of process defining model and an implementing model of workflow automation, including the system architecture and database design.
按照最基本的形式，这个体系结构可以分为三层：前端层、中间层和数据库层。
In its most basic form, this architecture can be broken down into three tiers: front, mid, and database.
COM是一个全面的体系结构，覆盖从前端到后端到服务器和数据库。
COM is the overall architecture that extends from the front end through back to the server and the database.
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