氡及其子体水平调查研究评述
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摘要: 氡及其子体水平的调查研究表明:铀矿山的氡子体累积照射水平已经下降到1.3WLM·年-1,而一般居民中却约有2%超过1WLM·a-1。节能而减少通风会增加室内氡水平,一些建筑材料的应用也会使氡水平增加。尤其在岩洞和地下建筑物及非铀矿山都可能有较高水平的氡。控制氡子体的原则和技术研究已受到重视。
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