DA缩写的意思

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