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国外在X射线荧光光谱分析中已广泛采的元素含量,见表1。用放射性同位素作为照射源,以测定矿石中各种元素的x射线荧光分析万
Foreign elements in the X-ray fluorescence spectrometry has been extensive mining elements, Table 1. Using radioactive isotopes as sources of radiation to determine various elements in ore by x-ray fluorescence analysis