This paper, we study building model language-UML, building model tool-UNIFACE, and ABC analyzing method for stock management.

统一建语UML、最新建工具软件UNIFACE和建立库存管理ABC分析法进行了研究。

The model of UML-BD is to hierarchize and modularize the UML model of discrete event system by using DEVS modeling technology.

型是运用DEVS规范离散事件系统UML型进行层次化、块化。