ED缩写的意思

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