| 词汇 | example_english_radon-concentration |
| 释义 | radon concentrationcollocation in Englishmeanings of radonand concentrationThese words are often used together. Click on the links below to explore the meanings. Or, see other collocations with concentration. radon noun[U] uk /ˈreɪ.dɒn/ us /ˈreɪ.dɑːn/ a chemical element that is a radioactive gas formed when radium decays and found naturally in rock ... See more at radon concentration noun uk /ˌkɒn.sənˈtreɪ.ʃən/ us /ˌkɑːn.sənˈtreɪ.ʃən/ the ability to think carefully about something you are doing and ... See more at concentration Examples of radon concentrationThese examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. The radonconcentration is predicted in normal environmental conditions. This is the radonconcentration at which it is recommended that remedial action be taken to reduce levels in the home. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 This survey will take about two years, as measurements are needed over a relatively long period to obtain an accurate estimate of radonconcentration. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Radonconcentration is measured in becquerels per cubic metre: 1 bq is one radioactive emission per second. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Hundreds of publications have reported increased radonconcentration in the vicinity of active tectonic faults a few weeks prior to strong seismic events. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Radonconcentration varies greatly with season and atmospheric conditions. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Radonconcentration varies widely from place to place. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Radonconcentration can be much higher in mining contexts. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. A national reference level should not be a limit, but should represent the maximum acceptable annual average radonconcentration in a dwelling. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Thus, the geometric mean is generally used for estimating the average radonconcentration in an area. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Indoor radonconcentration is usually assumed to follow a lognormal distribution on a given territory. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. For instance, since radon has a half-life of four days, opening the windows once a day can cut the mean radonconcentration to one fourth of its level. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Areas affected by radon are defined using maps based on radon concentrations measured in the 400,00 houses surveyed to date. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Approximately 40,000 of those homes were found to have radon concentrations above the 200 bq/cu m limit. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 The results are not necessarily representative of the housing stock as a whole in the area, as they represented a deliberate attempt to identify houses with high radon concentrations. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Adequate funds will be made available to ensure that free measurements can be carried out in all areas where radon concentrations might be above or near the action level. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 Generally, the indoor radon concentrations increase as ventilation rates decrease. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Because atmospheric radon concentrations are very low, radon-rich water exposed to air continually loses radon by volatilization. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In mining contexts, radon concentrations can be much higher. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Current issues involving nuclear technology are also examined such as the problem of high radon concentrations found in many new energy efficient homes. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. Want to learn more? Go to the definition of radon Go to the definition of concentration See other collocations with concentration |
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