The mud correction and uranium-radium non-equilibrium correction equation have been derived for 1318XA natural gamma-ray spectroscopy tool, and the division method of deposit thickness is proposed.

推导出1318XA自然伽马能谱测井仪的泥浆修正公式，铀镭不平衡修正公式，提出矿层厚度划分方法。

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Synchrotron radiation X-ray absorption fine structure spectroscopy (XAFS) technique is currently a powerful tool to characterize geometrical structure of active sites of solid-state catalysts.

同步辐射X射线吸收精细结构光谱技术(XAFS)是当前表征固体催化剂活性中心结构的有力工具。

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