Calculation of thickness wave drag coefficient for hypervelocity sweepback space debris 超高速后掠飞片的厚度波阻系数计算
2.
Much more increase of maximum lift - to - drag ratio can be obtained with a forward - swept main wing with a small sweepback angle leading edge 主机翼前掠角较小时，鸭翼改善和提高升阻比的效果比较明显。
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