PREP缩写的意思

CDS GAPP CAT OBC IEEE-CS SWI CENSA CPL GPDC CDI BOB IMAP TMCC ICP CAPP ACS ASPC CEL INDA CGRM AAS ACC CMC CAMPER CARE SA&SD CSTS CAE CEM CAE NPC CAP EIA CTF CSTNET CSD VCL CSD PD ICS ETX CAD PCCG NU CMC AST ICS SDA SGU IPLI CADD PCC SE CAP SDS ECS CBG CLE CAT PCMCIA