DS缩写的意思

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