Bearing contact fatigue failure of the working surface by means of alternating the role of stress arising from failure.
接触疲劳失效系指轴承工作表面受到交变应力的作用而产生失效。
Due to the above mentioned defects, early fatigue peeling occurs under the condition of overly contact stress at the top of the tooth caused by abnormal contact at the tooth surface.
因此，在齿面非正常接触导致齿顶接触应力过大的情况下，该齿轮发生了早期疲劳剥落。
The analysis on fatigue cracks of the outer race of aero-bearing shows that the distribution of residual tensile stress on race surface could reduce its contact fatigue life.
航空轴承外圈的疲劳裂纹分析表明，套圈表面的残余压应力分布致使轴承表面接触疲劳寿命降低。
Statistical characteristic of fatigue strength of contact wires was obtained by comprehensively considering such coefficients as stress concentration, size and surface quality.
综合考虑了接触线应力集中系数、尺寸系数、表面质量系数和材料疲劳强度的影响，得到了接触线疲劳极限的统计特征。
Statistical characteristic of fatigue strength of contact wires was obtained by comprehensively considering such coefficients as stress concentration, size and surface quality.
综合考虑了接触线应力集中系数、尺寸系数、表面质量系数和材料疲劳强度的影响，得到了接触线疲劳极限的统计特征。
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