SM缩写的意思

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