X-ray photo-electron spectrometer

例句：

1. 1. The X-ray photo-electron spectrometer was usedto analyze the chemical composition of the sample.
   X射线光电子能谱仪被用来分析样品的化学成分。
2. 2. The X-ray photo-electron spectrometer helped usidentify the elements present in the sample.
   X射线光电子能谱仪帮助我们识别出样品中的元素。
3. 3. The X-ray photo-electron spectrometer provided valuableinformation about the sample's surfaceproperties.
   X射线光电子能谱仪提供了关于样品表面属性的宝贵信息。