本文介绍一种用电子探针分析法研究负载型催化剂中活性组份分布的制样方法。它能满足:(1)用X-射线分光谱仪法测定特征X-射线强度的分布,(2)用X-射线能谱法逐点进行元素的定量分析,(3)用X-射线能谱法的线扫描方式测量X-射线强度的线扫描分布来测定催化剂中的活性组份分布。文中叙述了样品磨平、抛光的步骤,以及有关的实验技术。 This article describes a sample preparation method for studying the distribution of active components in supported catalysts by electron probe analysis. It can satisfy the following requirements: (1) The distribution of characteristic X-ray intensities is determined by X-ray spectroscopy, (2) Quantitative element-by-point analysis by X-ray spectroscopy, (3) The line scan method of the method measures the line-scan distribution of X-ray intensities to determine the active component distribution in the catalyst. The article describes the steps of polishing, polishing, and related experimental techniques.