Key variables of equipment performance and life can be used to predict failure, provide alerts for maintenance action, increase uptime and lower MTTR.

设备性能和寿命的主要变量可以用于预测故障，提供维修行动警报，增加正常运行时间及降低平均修复时间。

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A timeline for completion of this maintenance action has not been set, other than the monument is expecting to have the elevators operational in the near future.

修理行动完成时间还没有确定，只知道纪念馆期望短期内能运行电梯。

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Record all the action and P/N and S/N of the removed/installed component as well as ATA chapter in the flight log book after any corrective maintenance action has been taken.

在采取任何纠正维修措施后，要将所作的所有工作以及拆下/安装部件的件号、序号，以及涉及到的ATA章节号，都记录在飞行记录本上。

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The Bury St Edmunds ladder was out of action for maintenance so crews attended from Colchester and Chelmsford, the Fire Brigades Union said.

BBC: St Michael's Ipswich

In accordance with the Burra Charter, Article 3.1, the project team adhered to the principle of sustainability, emphasizing that all programmes and action plans addressing the protection and maintenance of the Shalamar Gardens must be sustainable.

UNESCO: CULTURE

In another case (EPA's safe harbor for routine maintenance under the New Source Review program), our action has been stayed by a federal court pending review of the rulemaking on the merits.

WHITEHOUSE: Testimony of John D. Graham