DES缩写的意思

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