Officials claim the move will eventually have an impact on overall weight and fuel efficiency of the aircraft, although clearly the decision will also remove expensive printing costs.

新航有关管理人员表示此举既可减少昂贵的印刷费用，而且也可降低飞机整体载重和提高燃油效率。

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Electronic throttles replace mechanical links between the gas pedal and the throttle with electronic relays. The systems, used widely in the industry, reduce vehicle weight and fuel waste.

电子油门用继电器取代了连接油门踏板和油门的机械装置。已被汽车行业普遍使用的电子油门系统可以降低汽车重量，减少汽车油耗。

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For the sake of diminishing the weight and fuel consumption of the automobile, plastics are widely used to replace the iron and steel as materias used in automobile manufacturing at present.

为了获得轻量、低能耗的汽车，目前汽车用材已大量采用塑料代替钢铁。

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It should ultimately be capable of making ultralight cars at automotive scale and cost, halving steel cars' weight and fuel use, improving safety, costing no more per car and saving oil equivalent to finding a Saudi Arabia under Detroit.

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It uses the same composite-material technology to reduce weight and hence fuel consumption.

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Despite their safety risks, they are increasingly attractive to aircraft makers as a way to cut weight and thus improve fuel efficiency.

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