航空维修成本在航空企业总成本中占据非常大的比例，有效控制维修成本对航空公司控制总成本具有重要作用。

Since the aero maintenance cost takes a very great portion of the total operation cost of airlines, it is important to control the maintenance cost effectively for total cost control.

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提出了民用航空发动机空中停车率与维修成本控制的优化决策方法。

Optimization methods to control the in flight shutdown rate and the maintenance cost of civil aero engines are presented in this paper.

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在分析民用航空发动机基本维修工作的基础上提出了发动机维修成本的组成结构。

Then, based on the plenty analysis of the fundamental aero-engine maintenance task, the breakdown structure of the aero-engine maintenance cost is put forward.

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