Meanwhile, the large civil aircraft development was officially classified as the national strategy.

同时，大型民用飞机的研制被正式列为国家战略。

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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.

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。

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Yakovlev's role is consulting, which can be called scientific and technical support of the aircraft development programme.

雅克·列夫的角色是提供咨询，换句话说是为飞机的开发工作提供科学和技术支持。

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The company launched the program in 2006 to promote the development of alternative energy sources for aircraft.

VOA: standard.2010.08.11

Craig Willan is a flight engineer. He's closely monitored the development of electric powered aircraft.

VOA: standard.2010.08.11

UAVs will, in any case, be addressed by new aircraft under development.

ECONOMIST: Unmanned aircraft

It stretched out construction of aircraft carriers, delayed development of a new long-range bomber, and started over on several helicopters.

FORBES: Pentagon Should Cut Bloated Head Count, Not Weapons Programs

To raise pubilc and political awareness about the benefits of going green and increasing energy efficiency -- and perhaps pick up an additional sponsor or two for its second-gen aircraft (currently in development) meant to fly around the world in 2015.

ENGADGET