zhang-zn@cs.sjtu.edu.cnERPMaterialmasterBOMWorkcenter(routing)leadtimeERPERPOrder4ERPERP………..54.14.1materialItemSttABKBSIKBSIBPRBPR((10(B-001)--1(C-001)--1(C-002)--32(B-002)--2(A-001)---111SAP/R340012131415161718194.24.2BOMBOM(billofmaterial)BOM[PS(productstructure)]BOMBOMBOMBOMabcdefghi22130001.0E100001.0X110001.0A111001.0C11110m21.0O012311200D4.0R12100m30.2120004.0B11210Pm30.212BOMBOM4.34.3()25abc///2728293031323334354.44.4((routing)routing)4.44.4((routing)routing)MRPERP37((routing)routing)((routing)routing)(1)(2)(3)(4)(5)(6)(7)(8)((routing)routing)((routing)routing)41(routing)42(routing)43(routing)4445464748495051525344.5.5leadtimeleadtimeleadtimeleadtime56MPS57MPSMRP(MRP59ERPERPERP6061ERPERPERPERPERP6263??:1000-150064+:1000-1500zhang-zn@cs.sjtu.edu.cn++10303390961.doc