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How the U.S. fell behind in developing hypersonic flight

How the U.S. fell behind in developing hypersonic flight

Hypersonic air travel is anything that travels at Mach 5, or five times the speed of sound. The U.S. was once a leader in developing supersonic and hypersonic technology, but has taken "our foot off the gas," according to Mark Lewis, executive director of the National Defense Industrial Association's Emerging Technologies Institute. Watch the ...

CNBC2021年12月29日

Hypersonic Weapons

Hypersonic weapons

Hypersonic weapons

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Hypersonic weapons

Hypersonic weapons

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Hypersonic Weapons: United States Air Force

Hypersonic Weapons: United States Air Force

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Hypersonic Weapons: Fast & Unpredictable

Hypersonic Weapons: Fast & Unpredictable

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Heavy Gear Cutting #mechanicalengineering | MechTech Global

Heavy Gear Cutting #mechanicalengineering | MechTech Global

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Helical gear... - Mechanical And Electrical Engineering

Helical gear... - Mechanical And Electrical Engineering

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Hypersonic Flight

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