This paper deals with the sources and harmfulness of environmental radon,analyses the geological background of radon in the urban district of Beijing and some basic measures for preventing and reduciang radon,and emphatically points out that indoor radon comes mainy from foundation rock and soil.
章晔, 程业勋, 刘庆成, 王南萍, 侯胜利. 环境氡的来源与防治对策[J]. 物探与化探, 1999, 23(2): 81-83.
Zhang Ye, Cheng Yexun, Liu Qingcheng, Wang Nanping, Hou Shengli . SOURCES OF ENVIRONMENTAL RADON AND COUNTERMEASURES FOR ITS PREVENTION AND CONTROL. Geophysical and Geochemical Exploration, 1999, 23(2): 81-83.