SSG缩写的意思

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