Ключевые слова:
Air pollution, Air, Emission measurement, Pollutant gases, Combustion products, Chemical analysis and testing, Determination of content, Nitrogen dioxide, Concentration (chemical), Gas analysis, Luminescence, Spectroscopy, Industrial air pollutants, Exhaust gases, Chimneys, Nitrogen oxides, Photometry (chemical analysis), Flues, Quality, Test equipment, Sampling methods, Test specimens, Specimen preparation, Calibration, Error correction, Performance