SEM缩写的意思

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