DVR缩写的意思

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