在武器装备研制中，作为两个重要指标的费用和可靠性受到高度重视。本文通过对费用和可靠性之间关系的分析，建立了可靠性与费用的参数估箅模型。并且结合某型号装备的实际例子，进行了计算与分析，得到了有益的结论。

In the development process of weapon equipment, cost and reliability are regarded as two important characteristics are of great importance. The parameter estimation models of reliability and cost are established by analyzing the relationship between cost and reliability. Furthermore, computation and analysis are also conducted for some practical examples. Some useful conclusions are obtained.

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