广东天然放射性高本底地区研究,自1972～1980年,先后进行了两个阶段,以往的研究论文发表后,获得了国内、外同行的关心和注意。根据以往的研究结果提出需要解答和深入研究的问题,适当调整了原研究设计。1981～1983年第三阶段研究,课题集中在 Since 1972-1980, there have been two stages in the research on the high background area of ​​natural radioactivity in Guangdong. After the previous research papers were published, it gained the concern and attention of domestic and foreign counterparts. According to the results of previous studies, we put forward the questions that need to be answered and studied in depth, and adjusted the original research design appropriately. From 1981 to 1983, the third phase of research focused on