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The more swept-back the wing Angle, the less the drag and the better for flight approaching supersonic speed.
越是掠翼角，少的阻力和为接近超音速飞行更好。
youdao
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A variant of the swept-back wing is the delta wing.
后掠翼的变型是三角翼。
youdao
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A variant of the swept-back wing is the delta wing.
后掠翼的变型是三角翼。
youdao