APP缩写的意思

IR 2DFTS SCR IOMC PI DOTP SiO2 NPGDA CSRI GR FS LSADO SOS LV POR LC abs ACC ECVM PA CT AN-BU IO3 AB DHXP DOA TPR EMA AMI PSE ECT AR HMQC Bi PIB Phth Rn ABR AS ET PIT DMT PBA TFE HR NBD E/VAC ELINCS FSI HAV ANBA CR ETFE VS PAEK APPI ENBA Dacthal PBI PRFT