FX缩写的意思

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