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Фото: Benoit Tessier / Reuters，详情可参考新收录的资料
The crash at Fort Myer underscored just how fragile early aircraft were and how little margin for error existed. Yet the accident did not halt progress. After recovering from his injuries, Orville resumed flying. The Wright brothers improved their designs, addressing structural weaknesses and propeller reliability. The U.S. Army eventually purchased a Wright aircraft in 1909.，这一点在新收录的资料中也有详细论述
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