EFR缩写的意思

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