IHS缩写的意思

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