The accelerated factor is defined as the ratio of service time to accelerated time corresponding to the same pre-corrosionfatiguelife.
以疲劳寿命作为疲劳关键件的腐蚀量，定义加速腐蚀因子为疲劳寿命相等时的服役时间与加速时间的比。
2
The factors affecting fatiguelife of coiled steel springs for bogies are expounded from such aspects as purity of raw material, surface quality, spring corrosion and structure of end coil.
从原材料纯度、表面质量、弹簧腐蚀及端圈结构等几个方面阐述了影响转向架钢制螺旋弹簧疲劳寿命的因素。
3
The fatiguelife and residual strength after corrosion damage tests for laboratory specimens of LY12-CZ aluminum have been investigated.