DDD缩写的意思

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