Exponential distribution: the density function is as follows, (2) in which is the failure -rate of the.
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。
The fatality rate can be reduced by controlling the respiratory tract infection, correcting hypoxemia and carbon dioxide retention and by preventing organs function failure.
积极控制呼吸道感染，纠正缺氧和二氧化碳潴留，防止多器官功能衰竭发生，可降低病死率。
The operation recovery rate was 100%, 1 case of incisive infection, 2 cases complicated with infections of lung, without pleural effusion and liver function failure.
经手术治愈率100%，术后切口感染1例，肺内感染2例，无胸腔积液、肝功能衰竭等严重并发症发生。
And it shows that the shielding failure rate is a function of the ang1e of lightning incidence, strokes lightning amplitude and ground ang1e.
分析并计算了因雷电流的幅值和雷电先导入射角，以及地面倾角变化对绕击率的影响。
And it shows that the shielding failure rate is a function of the ang1e of lightning incidence, strokes lightning amplitude and ground ang1e.
分析并计算了因雷电流的幅值和雷电先导入射角，以及地面倾角变化对绕击率的影响。
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