OCS缩写的意思

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