The rubbing surface was investigated by using X-ray photoelectron spectrometer(XPS),scanning electron microscopy(SEM) and erergy dispersive X-ray(EDX).

• 采用X射线光电子能谱仪、扫描电子显微镜和X-射线光电子能谱仪对边界润滑状态下形成的磨斑及磨斑表面典型元素的组成、化学状态和含量进行了分析;