VL缩写的意思

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