When the distribution of life, delayed repair and imperfect repair time are all exponential, Markov renewal process for educing the availability is presented.

并在寿命、修理延迟和维修时间均服从指数分布的情况下，用马尔可夫更新过程理论导出了系统的可用度。

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Center Andrew Bynum (notes) also will need surgery on his right knee to repair a partially torn ligament, but Bynum's surgery was delayed until July 28 due to his doctor's schedule.

中锋安德鲁·拜纳姆的右膝也需要手术来修复他的部分韧带断裂。但是由于他的医师的日程安排，拜纳姆的手术推迟到了7月28号。

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Fourth, task type and recast type significantly affected subjects' repair rate and their performance on the immediate posttest, but not their performance on the delayed posttest.

第四，重铸类型和任务类型对受试的修正以及他们的后测表现有显著影响，可是对于延后测没有影响。

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Rail travellers lodged a record number of complaints - more than after the Hatfield disaster, when trains were delayed by massive repair programmes.

BBC: Rail complaints at record levels

Albert Speer, the German armaments minister, expressed amazement that the repair operations were left untroubled by further bombing raids which would have delayed the vital reconstruction and turned a nuisance into a major crisis.

BBC: The Dambusters raid: How effective was it?