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| 若瀏覽伊莉的時侯發生問題或不正常情況,請使用Internet Explorer(I.E)。 美國人不想玩沖壓發動機,他們要用更先進的超音速渦輪發動機
As part of the U.S. Air Force Research Laboratory's (AFRL) supersonic turbine engine for long-range (STELR) program, both are working on compact jet engines that would propel cruise missiles at speeds of up to Mach 3.2, or 2,435 miles an hour.
Such a missile would be as fast as the SR-71 Blackbird, the fastest plane ever built. The venerable Tomahawk cruise missile, by comparison, is powered by a small turbojet engine that flies at relatively pokey 550 miles an hour. ... |
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