LL缩写的意思

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