SSM缩写的意思

SSM DFSK DVVI ETE EEROM NDS CSE FCN CICS GIMM ASI DVC SOC CC NCBA IM CPS RAID UMTS DCN Bps IOB APADAS GDPS APARS EF DFOS DL QDOS DPON ASC CNCC CAI ESC IS-IS AJG DTP mcu SSG MADP DCT EAF RIP DTD GPS DS ppm S3 AP AFC EELS STB CTDM SFB EFCI EWT FED CPM CRC ABDL