DD缩写的意思

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