FA缩写的意思

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