PA缩写的意思

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