Auger electron spectroscopy(AES),X-ray diffractometer(XRD),scanning electron microscopy(SEM)and X-ray dispersive spectroscopy(EDX)were employed to study the elemental distributions and their possible phases in the.

• 用俄歇能谱（AES）、X－射线衍射（XRD）、扫描电镜（SEM）及X－射线能谱（EDX）研究了摩擦表面元素组成及其可能物相。