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在相同条件下照射已知元素及同位素组成的标准和未知样品,通过比较样品和标准的相应核素信号强度,获得样品中待测核素或元素的含量的方法。是活化分析中最常使用的定量分析方法。
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>放射化学与辐射化学>放射分析化学>释义
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doctrine of knowing and doing
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