DG缩写的意思

AVW MDA AE AMA PIA AAC HEAO CAA AGLT Q CAA SC PAA EARL CMMCA AVB TAS ARM ATDRSS AERO CSD ADEP SPS AAS ANP NSDA AH MUA ACP ARM EGS AAS CCL AARS RNC FAME IAS SSC AWL IUS ASD APPLE AOC APJ CSA GLV LCS AN TPA JS SMART LCFC AMPS SV PAM CPM AMC CAR ECSS BAAE