| 释义 |
biological oxygen demand
biological oxygen demandn. See biochemical oxygen demand.bi′ochem′ical ox′ygen demand`
n. the oxygen required by aerobic organisms, as those in sewage, for metabolism. Also called biological oxygen demand. [1925–30] biological oxygen demand
biological oxygen demand[¦bī·ə¦läj·ə·kəl ′äk·sə·jən di′mand] (microbiology) biochemical oxygen demand biological oxygen demand
biological oxygen demandn. See biochemical oxygen demand.biological oxygen demandThe amount of oxygen required for a biological reaction, esp. the oxygen required to oxidize materials in natural water supplies, e.g., rivers or lakes. See: eutrophicationSee also: demandbiological oxygen demand (BOD) See BIOCHEMICAL OXYGEN DEMAND.FinancialSeedemandAcronymsSeeburden of disease |