PPD-S

英 美
  • PurifiedProteinDerivativeStandard
  • PPD abbr.已付的(=postpaid)abbr.预付的(=prepaid)abbr.程序设计指示(=ProgramPlanningDirectives)
  • PPD-S PurifiedProteinDerivativeStandard
  • PPD-T (=purifiedproteinderivative-tween)含吐温纯蛋白衍生物,含吐温标准精制结核菌素
  • ppd. postpaid;abbr.;=postpaid
  • PPDA 苯二胺