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In Russia tested the world's most silent helicopter PDF Print E-mail
Wednesday, 12 October 2011 20:16

Design Bureau "Rotor" in Kumertau, Bashkortostan, Russia began to test the latest ultralight helicopter, which is the most silent helicopter in the world - with measurements from the engine noise did not exceed of 70 decibels. The new helicopter called “Rotorflay “, according to the designer of helicopter, Victor Hrebkova, the new helicopter can withstand of high wind conditions and low temperatures, which makes it possible for use in military and civilian purposes.

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НАЖМИТЕ ЗДЕСЬ ДЛЯ ПРОСМОТРА ВСЕГО СПИСКА НОВОСТЕЙ О НЕОБЫЧНЫХ ЯВЛЕНИЯХ>>>

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