本文提出了一种新的钢轨疲劳寿命的可靠度估算方法，使可靠性分析第一次进入钢轨的寿命估算。
This paper proposes a new estimating method which, for the first time. introduces reliability analysis into the life estimation of railway rails.
航天发射场的加注系统是提供燃料的重要设备，需要进行可靠性分析和评定，分析影响系统可靠性的因素，确定其可靠度。
Fuel supply system of launch site is a very important system, and its reliability analysis and evaluation is required for analyzing the influence factors and evaluating its reliability.
畅通可靠度是在考虑交通供给和交通需求的随机变化特性的基础上，借鉴网络可靠性分析方法，提出的概率型指标。
On the basis of randomness analysis of traffic demand and supply and the reliability analysis of network, the concept of unblocked reliability was presented.
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