With the model, a system is developed for defining, searching and assembling the reusable parts, which is suitable for large scale of data from practical project and shortens the period of design.

• 基于该模型开发的程序在重用单元的定义、搜索和组装等方面实现了自动化，满足实际工程大规模数据处理的需要，大幅缩短了设计周期。