The frame 's fatigue strength distribution has been obtained by calculating the experimental result of material fatigue test and has been described by means of two regression curves.
构件的疲劳强度分布是由材料疲劳强度试验的结果经统计处理后，用两条拟合曲线来描述的。
The frame 's fatigue strength distribution has been obtained by calculating the experimental result of material fatigue test and has been described by means of two regression curves.
构件的疲劳强度分布是由材料疲劳强度试验的结果经统计处理后，用两条拟合曲线来描述的。
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