Примеры использования Natural background на Английском языке и их переводы на Русский язык
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The natural background radiation is around 0.4- 0.5 mSv/h.
The average values were within the natural background range.
Natural background contamination and its implications.
To use to measure the level of radioactivity andradioactive substances, natural background.
When establishing threshold values countries need to consider the natural background concentrations of naturally occurring substances.
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The annual natural background radiation dose for the human being makes 1-3 mSv(2,4 mSv in a mean) depending on the region where the human being lives.
When such information is voiced up,we should always correlate it with the natural background radiation.
For most individuals, exposure to natural background radiation is the largest component of their total radiation exposure.
In several countries, per capita exposure to medical radiation now exceeded natural background radiation.
Natural background concentrations of some heavy metals and trace elements are elevated, but the influence is assessed by the Russian Federation as local.
In 18 wells concentrations of nitrates did not exceed drinking water standard but were above the natural background values figure 7.
The natural background radiation implies an impact of radiation from the Earth crust and in the atmosphere something that has a natural influence on human beings.
Specific means of influencing the BAP and BAZ- electromagnetic radiation of millimeter range,close to the natural background of the Earth;
Regarding phosphorus, 77% of the phosphorus transport is from natural background sources, and only 13% from anthropogenic sources- 10% originates from wet deposits.
The ranges of the radiation dose standard values for standard X-ray diagnostics are given below in comparison to the natural background radiation.
The high concentration of heavy metals(Fe, Cu, Mn)is mainly due to natural background pollution, which was proved through measurements in the upstream stretches of the river.
In this monitoring systems, the detector will measure andcheck the values of radioactivity above 10- 15% higher than the natural background level.
For instance, 77% of the phosphorus transport is from natural background sources and only 13% from anthropogenic sources, 10% originates from wet deposits.
It was found that the wide ranges andthe high threshold values throughout Europe are mainly caused by the natural background levels.
These doses are comparable to an annual dose from natural background radiation(the global average is 2.4 mSv) and are, therefore, of little radiological significance.
In the"background", sulphur andnitrogen deposition beyond 2020 would be set to natural background levels as defined by EMEP.
However, natural background pollution, leakages from a tailing dam that stores wastes from the Achtalinsk factory, and water pollution from agriculture will remain as pollution problems.
All species present on the Earth have existed andevolved in environments where they have been exposed to ionizing radiation from the natural background.
Agriculture in the Finnish part in terms of nitrogen load is almost comparable to the natural background, and, in particular, releases phosphorus double the estimated natural background.
Most emergency workers and people living in contaminated areas received relatively low whole body radiation doses,comparable to natural background levels.
The quality of waters is also affected by natural background pollution, municipal and industrial wastewaters, pollution from agriculture(nutrients, pesticides) as well as suspended sediment and debris flows.
The IPCC has identified several important types of impacts that might occur as a result of a continuing human-induced enhancement of the natural background greenhouse effect.
According to nutrient load estimates, only agriculture is of the same order as the natural background of phosphorus, and even for agriculture the nitrogen load is substantially lower than the natural background. .
The situation inside Leningrad Nuclear Power Plant and the industrial area around the station has not changed andthe radiation level remains within the limits of natural background values.
Most area residents were exposed to low-level radiation comparable to ora few times higher than the annual natural background radiation levels and need not live in fear of serious health consequences.