基于GIS的土壤环境放射性水平和风险评价
阙泽胜, 李冠超, 胡颖, 简锐敏, 刘兵

GIS-based assessment of the radioactivity levels and risks of soil environment
QUE Ze-Sheng, LI Guan-Chao, HU Ying, JIAN Rui-Min, LIU Bing
表2 研究区土壤中放射性核素间相关系数
Table 2 Correlation coefficient between radionuclides in soil of study area
核素 238U 226Ra 232Th 40K
238U 1.000
226Ra 0.765** 1.000
232Th 0.961** 0.771** 1.000
40K 0.574** 0.571** 0.439** 1.000