STD缩写的意思

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