CSG缩写的意思

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