IR缩写的意思

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