TN缩写的意思

DDC PICP AOSC PRL AC ALM NSA MAS APCF ECU TC GDP ASOM LMA LTP ASS VM SPZ OT MA C ATR CSCO APLL TDA IECG IIS ABE dm AEB IWP Tab APC AACC N.F. ROH SGOT BWP INCB NCCLS PH HB CHO An URO AACG DSPS AO ABIC AUG ABY OTC SCM DL PLT/BPC ACLA DEXA U.S.P. STD EPI