CS缩写的意思

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