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Under Different Environmental Conditions, Spatial And Temporal Rf Electromagnetic Pollution Distribution Study

Posted on:2004-04-11Degree:MasterType:Thesis
Country:ChinaCandidate:L ZhangFull Text:PDF
GTID:2191360092986083Subject:Environmental Science
Abstract/Summary:PDF Full Text Request
For completely understand of the present contaminative condition of the radio frequency electromagnetism, this text with deeply into the points from the analysis radio frequency electromagnetism field for space and time distribution characteristic, put great emphasis on the research with studying the daily life the radio frequency in the environment. So that ,the paper is focus on not only in electromagnetic radiation pollution of radio frequency in urban different function region ,but also in distribution characteristic of important polluted resources,such as mobile phone base station, the device of broadcast and the computer displays.The research result showes that ,in the cover of the plant , electromagnetism field values reduce obviously; the influence of the temperature and the degree of humidity for electromagnetism field power values is not obvious; the values of electromagnetism fields power vary by the time around the mobile-base stations; the values of elelctromagntism field power of broadcast tower obviously appear increased by the distance decreasing; and the electromagnetism field around the computer display reduce quickly.In a word,the electromagneitsm field values arround every kind polluting resource are all lower than the national standard values. This research will establish a base for the further study in environmental electromagnetic radiation pollution in the future days.
Keywords/Search Tags:The radio frequency field, electromagnetic radiation, the base stations, the broadcast towers, the computer display
PDF Full Text Request
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