指数分布是一种可以很好地描述某些电子元件的寿命的分布函数。
An index distribution is a distributing function which can describe the life-span of some electronic elements well.
当产品的寿命分布为指数分布时，其密度函数为，(2)其中为指数分布的失效率。
Exponential distribution: the density function is as follows, (2) in which is the failure -rate of the.
在本文中推导了多指数函数模型在正电子湮没寿命谱拟合中的可用性。
In this paper, the usability of multiple-exponential function model in fitting the positron annihilation lifetime spectrum is demonstrated.
在本文中推导了多指数函数模型在正电子湮没寿命谱拟合中的可用性。
In this paper, the usability of multiple-exponential function model in fitting the positron annihilation lifetime spectrum is demonstrated.
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