DR缩写的意思

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