The engineers' most important goals are reductions in fuel consumption and jetengine noise.
工程师的最重要目的是减少油耗和发动机噪音。
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In June, a Gulfstream G450 owned by Honeywell made the first biofuel-powered transatlantic flight when it flew from New Jersey to Paris using a 50-50 blend of Green Jetfuel in one of its engine.