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[会议论文] 作者：YangJia,XiangYuanYi,LiuHongShi,YangYang,WangXinGang,
来源：7th International Symposium on Radiation Safety and Detectio 年份：2013
For environmental radioactivity measurement reference material, using the γ spectrometer to measure Ra-226, Th-232 and K-40, t-test and F-test were used for homogeneity testing, results show that ther...
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