EHC缩写的意思

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