HC缩写的意思

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