1.The Boeing 747 is a large, wide-body two-aisle airliner with four wing-mounted engines. Its wings have a high sweep angle of 37.5° for a fast, efficient cruise speed 21 of Mach 0.84 to 0.88, depending on the variant. The sweep also reduces the wingspan, allowing the 747 boeing 787 9 to use existing hangars
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O que é isso boeing 787 9？
2.The Boeing 787 Dreamliner is a wide-body boeing 787 9 41 developed by Boeing Commercial Airplanes. It has three variants, including the 787-9, the midsize and most common one, which entered service in 2014
boeing 737 Perguntas frequentes
T: boeing 737 Apa itu?
J: The 737 MAX family offers enhanced efficiency, improved environmental performance and increased passenger comfort for the single-aisle market. Learn more about its technical boeing 737 174 design features, updates and gallery
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