DCA缩写的意思

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