ECA缩写的意思

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