دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: (BACT) an air emission standard of technology determined by the states on a case-by-case basis. The BACT is applied in attainment areas that meet or exceed NAAQS. and states can consider cost and economic impact when determining exactly what the BACT is and how it will be applied in a specific case.