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美国政府科技报告
>Transonic flight tests to compare the zero-lift drags of 45 degree sweptback wings of aspect ratio 3.55 and 6.0 with and without nacelles at the wing tips
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Transonic flight tests to compare the zero-lift drags of 45 degree sweptback wings of aspect ratio 3.55 and 6.0 with and without nacelles at the wing tips