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Russia's first large airliner of the post-Soviet era takes flight
The Irkut MC-21 Russia's first large airliner since the fall of the Soviet Union made its maiden flight Sunday. (money.cnn.com) Mais...Sort type: [Top] [Newest]
The wings don't have any kind of winglets. Won't fuel burn be an issue without any kind aerodynamic treatment to the end of the wings?