Cracks are formed at the interfaces of Al 2O 3/graphite and TiC/graphite as a result of the action of the thermal residual stress. However no obvious chemical reactions can be observed near the interfaces.

• 由于热残余应力的作用 ,在氧化铝 /石墨和碳化钛 /石墨界面上有裂纹形成 ,但界面附近没有观察到明显的化学反应。