TSU缩写的意思

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