NF M60-790-5:1999
原子能.环境土壤中放射性的测量.第5部分:土壤样品中以239PU值换算α整体活性、以90SR和90Y值换算β整体活性的方法
Nuclear energy. Measurement of radioactivity in the environment-Soil. Part 5 : methodolgy for alpha global activity in terms of 239 Pu equivalent and beta global activity in terms of 90 Sr and 90 Y equivalent in soil samples.