在假设产品寿命服从对数正态分布情况下，提出了用分散系数法评估极小子样产品的可靠性。
When fatigue life following lognormal distribution, fatigue life scatter factor (LSF) methods are constructed to evaluate component reliability with very small samples.
在因子范围服从对数正态分布下，应用线性回归技术和极大似然法建立了模型参数的测定方法。
Parameters of the model are measured by a linear regression technique and a maximum likelihood method.
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