ik缩写的意思

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