4[4]Rinkinen J A. HYBLOCAD/CAM∶ Interactive program package for hydraulic cartridge valve blocks.In∶ICFP,1987,Finland.
5[5]Friedrich O. Rechnerunterslutztes produtionssystems fuer hydraulik steuerblocke, O+P,1987,31(10)
6[6]Feldman D G. Concept for CAD support for designers of fluid componentstatus and potential of realization.In∶ICFP,1989,Hangzhou, China
7[7]Dixon J R. Unresolved research issues in development of designwithfeature dystem. In∶IFIP,1990
8[8]Schechner Y. CAD shines in hydraulic manifold design. Hyraulics ＆ Pneumatics, 1990,43(3)∶16～17
9[9]Hachisuka T.Development of a support system for hydraulic manifold block design. Journal of the Japan Hydraulics and Pneumatics Society,1990,21(7)∶702～712
10[10]Chambon R. Automated AIbased mechanical design of hydraulic manifold blocks. Computer Aided Design, 1991,23(3)∶213～222
8Wong P K.CAD of hydraulic manifold blocks using an object-oriented approach[J].The Fluid Power and Systems Technology Division (Publication),1997,4(2):145-149.
9Feng E M,Wang X M,Wang X L.An algorithm of global optimization for solving layout problems[J].European Journal of Operational Research,1999,114(3):430-436.
10Teng H F,Sun S L,Liu D Q,et al.Layout optimization for the objects located within a rotating vessela three-dimensional packing problem with behavioral constraints[J].Computer & Operations Research,2001,28(6):120-124.
