EMS缩写的意思

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