3CHEN Yuliu.IDEF Modeling analysis and design method[M].Beijing:Tsinghua Uniersity Press,2002.115-181(in hinese).[陈禹六.IDEF建模分析和设计方法[M].北京:清华大学出版社,2002.115-181.]
4Draft Federal Information Processing Standards Publi- cation 183, (American) National Institute of Stan- dards and Teehnology,1993[EB/OL].http://www.idef. com/pdf/idef0.pdf,2014-04-12.