GTTH缩写的意思

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