DC缩写的意思

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