DCA缩写的意思

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