对单列角接触轴承，径向额定负荷为引起轴承套圈彼此相对纯径向位移的负荷的径向分量。
On the single row angular contact bearings, radial load rating of bearing rings relative to each other purely radial displacement of the load of the radial component.
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。
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.
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