EDC缩写的意思

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