？？TAY E H，GU J. Product modeling for conceptual design support[J].Computer in Industry，2002，48(2)：143-155.
[2]
？？PAVLOV V V. Polychromatic sets and graphs for CALS technology[M]. Moscow，Russia：Stankin Press,2000.
[3]
？？LI Zongbin，XU Lida. Polychromatic sets and its application in simulating complex objects and systems[J].Computers & Operations Research,2003,30(6)：851-860.
[4]
？？LI Zongbin. Manufacturing simulation of product based on polychromatic sets and polychromatic graphs[J]. Computer Integrated Manufacturing Systems,2001,7(7)：67-72(in Chinese).[李宗斌.基于多色集合和多色图的产品制造仿真[J].计算机集成制造系统,2001，7(7)：67-72.]
[5]
？？LI Zongbin, ZHAO Liping, LING Yongxiang, et al. Study of polychromatic sets and its application in the concept design for mechanical products[J]. Journal of Computer-Aided Design & Computer Graphics,2002,14(7): 688-692(in Chinese).[李宗斌，赵丽萍，凌永祥,等.多色集合的研究及在机械产品概念设计中应用[J].计算机辅助设计与图形学学报，2002，14(7)：688-692.]
