并给出了在不同大修限内两个工作指标的复杂可修系统的系统可靠度及其平均工作时间的计算公式。
The calculating formulas of reliability and of mean work time of the system with two work norms are worked out in the various periods of heavy repair.
矿井通风系统是一个复杂、时变、含有冷储备部件的可修系统。
The mine ventilation system reliability is a maintainable system with complex, change with time and contain cool-stock components.
针对复杂可修工程系统，提出了网络树分析的概念和可靠性单元法。
In this paper, the network trees concept and reliability elements method are put forward for the reliability analysis of the complicated repairable engineering system.
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