本文介绍了本实验室采用效率曲线法和ISOCS模拟法刻度γ谱仪,并对模拟土壤进行了γ放射性核素活度浓度的测量比对工作,获得的结果与参考结果的相对偏差相比均小于20%,验证了2种方法均能满足测量要求,同时能够达到比对目的。%This paper introduces the efficiency calibration and ISOCS measurement method .The work of inter-comparison on Simulated soil was completed .The inter-comparison results showed that the relative deviation between measurement results and reference values was less than 20%according with the acceptance .
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