sf缩写的意思

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