DF缩写的意思

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