5Welch RV, Dixon J R. Conceptual Design of Mechanical Systems[J] .Design Theory and Methodology, 1991,31:61-68.
6Deng Y M, Tor S B, Britton G A. A Computerized Design Environment for Functional Modeling of Mechanical Products[ C].Proceedings of the Fifth ACM Symposium on Solid Modeling,Ann Arbor,Michigan, USA, 1999.1-12.
7Umeda Y, et al. Supporting Conceptual Design Based on the Function-Behavior-State Modeler [J]. Artificial Intelligence for Engineering Design, Analysis and Manufacturing, 1996, 10(4) :275-288.
8Deng Y-M, et al. A Design Perspective of Mechanical Function and Its Object-Oriented Representation Scheme[ J]. Engineering with Computers, 1998,11(4) : 309-320.
9Kuttig D. Potential and Limits of Functional Modeling in the CAD Process [ J ]. Research in Engineering Design, 1993,5:40-48.
10Chakrabarfi A, Bligh T P, An Approach to Functional Synthesis of Solutions in Mechanical Conceptual Design. Part Ⅰ:Introduction and Knowledge Representation [ J ]. Research in Engineering Design, 1904,6:127-141.
