complex repairable system的用法和樣例：
例句
- The time distribution of the ith new type failure for Markov repairable systems was studied.
對馬爾可夫可修系統新類型故障發生時間的分佈問題進行研究。 - Actual engineering systems are often simplified as series repairable systems in reliability analysis.
在對實際工程系統進行可靠性分析時，常將系統簡化為串聯可修系統，其平均修復時間是工程系統可靠性分析和風險分析的主要指標之一。
