The research results of the effect of covered soil density on reducing radon emanation rate are introduced.
介绍了覆土密度对降低氡析出率影响的试验研究结果。
Objective to study toxic effect of inhaled radon and its progeny on blood and bone marrow cells of mice.
目的研究氡及其子体对小鼠造血系统的影响。
The effect of indoor radon to people health is caused by exposure concentration and exposure time. The hazard of indoor radon is mainly found in the cases of lung cancer and leukaemia.
室内氡对于人体健康的影响与氡暴露浓度及人体暴露时间有关，其危害主要表现在引起肺癌及白血病。
The risk of lung cancer from inhaled radon decay products is now one of the most firmly established health effect in radiological protection.
吸入氡子体有致肺癌的危险是辐射防护界公认健康效应之一。
The risk of lung cancer from inhaled radon decay products is now one of the most firmly established health effect in radiological protection.
吸入氡子体有致肺癌的危险是辐射防护界公认健康效应之一。
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