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Why Don't Jumbo Jets Flap Their Wings?: Flying Animals, Flying Machines, and How They are Different
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(Buch) |
Dieser Artikel gilt, aufgrund seiner Grösse, beim Versand als 3 Artikel!
Inhalt: |
Explains how nature and human engineers each arrived at powered flight. This book traces the slow and deliberate evolutionary process of animal flight - in birds, bats, and insects - over millions of years and compares it to the directed efforts of human beings to create the aircraft over the course of a single century. |
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