index of a water contamination by the organic compounds determined by a quantity of oxygen that was taken per a time unit (usually 5 days – BCO5) at the acidification of pollutants contained in a fix volume of water.
По запросу «Biological consumption of oxygen (BCO)» — результатов: 1
index of a water contamination by the organic compounds determined by a quantity of oxygen that was taken per a time unit (usually 5 days – BCO5) at the acidification of pollutants contained in a fix volume of water.