低周疲劳常采用寿命分散系数描述结构疲劳强度的固有分散性，而高周疲劳采用疲劳强度减缩系数来描述。
The factor of life scatter is used for depicting the dispersibility of fatigue strength in low cycle fatigue, but in high cycle fatigue is the fatigue strength reduction factor.
低周疲劳常采用寿命分散系数描述结构疲劳强度的固有分散性，而高周疲劳采用疲劳强度减缩系数来描述。
The factor of life scatter is used for depicting the dispersibility of fatigue strength in low cycle fatigue, but in high cycle fatigue is the fatigue strength reduction factor.
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