SIM缩写的意思

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