The microstructural changes were analysed during the process of manufacturing carbon fibers by means of transmission electron microscopy (TEM), element analysis and X-ray diffraction(XRD).

• 摘要利用透射电镜、元素分析仪、X射线衍射仪等分析方法，研究了碳纤维制备过程中纤维微观组织的变化。