MB缩写的意思

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