EPD缩写的意思

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