ESN缩写的意思

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