EWT缩写的意思

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