Not only can the SR-71's engines push it to speeds above mach 3, but it can sustain those speeds for extended periods of time, at high efficiency. This is how it does it.
posted by Sylvester_Ink 9 years 7 months ago • 2,405 views • 5:56Airplane Fun
Created: 1 decade 6 years 11 months 2 weeks ago
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Updated: 1 year 8 months 3 weeks ago
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