There are pitting erosion and fatigue effect on the working surface of the rolling hearing because of the chemical and physical reasons, which may cause the advanced failure in bearings.

• 针对轴承早期失效－点腐蚀及疲劳，从材料本身的质量及轴承的工作条件，分析了轴承点腐蚀及疲劳失效发生及发展的原理。