PI缩写的意思

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