故障存储器允许用户和计算机记录的问题，通过使用的，观察趋势可能表明需要修改的过程中，故障排除或预防性维修。

Fault memory allows the user to record problems and, through the use of a computer, observe trends that could indicate a need for process modification, troubleshooting or preventive maintenance.

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对武器系统的可靠性和维修性进行了研究，并应用于可用性矩阵计算中。

The paper has researched that weapon systems's reliability and maintainability and used to calculate the availability matrix.

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系统可用度是可靠性和维修性的综合反映，常用的马尔可夫方法无法给出可修复机电产品的系统可用度计算公式。

System availability is the comprehensive reflection of reliability and maintainability. The system availability calculation formula cannot be derived by common Markov method.

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