直接维修

控制维修成本是飞机研制中的一项重要任务，而部件直接维修成本（DMC）的预计是控制过程中的关键步骤。

Controlling maintenance cost is an important task during the aircraft development stage , and estimating the direct maintenance cost ( DMC ) of the component is a pivotal step in the control processes .

面向全寿命周期的民机直接维修成本分析和控制

Life Cycle Analysis and Control of Direct Maintenance Cost for Civil Aircraft

基于案例推理的直接维修成本预计方法

New Method for Direct Maintenance Cost Estimating by Using CBR

大型水泵机组的维修性直接影响维修时间、维修质量和维修费用。

The maintainability of large pump unit influences the maintenance time , maintenance expense , and maintenance quality directly .

新旧混凝土结合的质量直接影响维修加固成果的质量。

The bonding quality of new to old concrete has a direct effect in the quality of the construction .

滚珠丝杠是机床的重要零件，其性能的好坏直接影响机床的质量和寿命，其结构的合理性和可靠性也直接关乎维修人员的生命安全。

The ball screw is the important component of the machine , and its performance has a direct impact on the quality and service life of machine tool . The structure is directly related to the rationality and reliability of repair personnel life safety .