Examples of using Background concentration in English and their translations into Russian
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Official
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Colloquial
Background concentration.
For the sampling of the background concentrations.
CO Background concentration.
Diluent conditions and background concentrations.
HC Background concentration.
Constituents may be removed from the diluent to reduce their background concentrations.
NOx Background concentration.
For assessing ozone exposure in urban areas, urban background concentrations should be used.
Historical background concentration is unknown.
In equation 57,the correction shall be applied to both the measured and the background concentration.
Conca background concentration of the tracer gas in the intake air ppm.
In equation 57,the correction shall be applied to both the measured and the background concentration.
For NMHC, the background concentration is the difference between HCconcd and CH4 concd.
The numerical value of accumulation estimate(Ef),which criterion is background concentration(Cf) is calculated by formula 2.
For NMHC, the background concentration is the difference between HCconcd and CH4 concd.
Such information(non-anthropogenic emissions) is essential for the development of models and the computation of background concentration levels in the ECE region.
The rules establish background concentrations of chemicals in water bodies.
Geochemical processes have been repeatedly seen as an issue of concern in some river basins in the entire region due to high natural background concentration of heavy metals(mountain areas) or high turbidity areas with peat extraction.
If there is a background concentration of a certain pollutant in water, this can be taken into account.
When the enclosure temperature stabilizes at293 K+- 2 K, the enclosure is sealed and the background concentration, temperature and barometric pressure measured.
Background concentration of sulphates, Mo, U, Pb, Zn are elevated, but below risk limits for human health.
City-delta: the correction of a PM concentration value computed by a regional dispersion model in a 50 km 50 km grid to derive the background concentration within a city in that grid cell.
The background concentration of the tracer gas(conca) may be determined by averaging the background concentration measured immediately before and after the test run.
The following parameters are determined: the amount and direction of gas flow in the network, gas exchange rate,anticipated background concentration of corrosive gases at the preset gas exchange rate, network corrosion rate, overhaul period.
Continuous(non-bag) background concentration may be taken at the minimum of three points, at the beginning, at the end, and a point near the middle of the cycle and averaged.
From the additional monitoring, the Council will determine annualized estimated mean values in the first quarter of 2012,by which time the applicable bias adjustment factor and background concentration value for the full 2011 calendar year will have been derived.
The background concentration of the tracer gas(cb)may be determined by averaging the background concentration measured immediately before the test run and after the test run.
The method provides for making calculations at the design stage and determining the following parameters: the volume and direction of gas travel in the network, gas exchange rate, network corrosion rate,expected background concentration of corrosive gases at the assigned gas exchange rate, network corrosion rate, overhaul period.
The background concentration shall be determined upstream of the dilution tunnel according to(a) or(b), and shall be subtracted from the emissions concentration according to paragraph 8.5.2.3.2.
The concentration of HM in superficial horizons of soils of the coniferous forest terraces is risen in a few times and exceed background concentration as a result of mineralization of the forest floor covering and grassy vegetation from combustion and subsequent migration of chemical elements, it carry in itself an ecological danger.