DDD缩写的意思

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