The Tupovel Tu-104 is the first Soviet and one of the first in the world passenger jet which rose into the air.

图波列夫Tu-104苏联的第一架，也是世界上最早的几架升空的喷气式客机之一。

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The biggest culprit fingered by JetBlue for the lower profits was the cost of jet fuel, which rose 58% from the second quarter of 2010.

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Jet engine and other aircraft orders rose 11% and the energy infrastructure business posted a 9% increase over the same period a year ago.

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