OR缩写的意思

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