USD缩写的意思

DEM ASTRA HC SDFG BP SP MASS PWP SNAP HM K X. ESP BSE ABL SURFRR ik NNN PME ACP WVD RNN RR DIFAR det SL gz CIM GLC AO RP ZEEP AF OPC CAL vd BM TCM MA AD QSAR EMMA CFSE ALC bm cemf NTP DCC APL LDMI AJ AG CAEA QB SS BL LCD NP HM SB