They had been using a relatively new technology called X-ray spectroscopy, and they were using this to examine an ore sample.
他们使用了一种相对较新的 X 光技术来检测矿石样品。
Scientists in Germany used X-ray photoelectron spectroscopy to get a detailed image of the surface of a treated tooth.
德国的科学家利用X射线光电光谱得到了牙齿在氟化物处理后的表面细节图像。
Scientists in Germany used X-ray photoelectron spectroscopy to get a detailed image of the surface of a treated tooth.
德国科学家利用X射线光电子光谱法绘制出一个治疗过的牙齿表面的详细图像。
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