Does your factory keep a quarterly maintenance log book on all electronic devices?

工厂保存一每季电子的装置维护记录书?。

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All operating periods and maintenance work have to be entered in a log book.

所有运行周期和和维护工作必须记入工作日志。

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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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