D.缩写的意思

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