Rotor wing plane is a new concept of aircraft, and is the combination of rotor aircraft and fixed wing aircraft.

旋转机翼飞机是一种新概念飞行器，是旋翼飞行器和固定翼飞行器的结合。

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On the basis of former rigid wing model and consideration of the velocity change and the distortion of wing plane, a flapping model is developed.

在原有匀速刚性模型的基础上，提出考虑了扑翼扑动速率变化和形状变化的柔性扑翼模型，使之更接近鸟翼真实扑动情况。

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The wing of the plane showed signs of metal fatigue.

机翼显示出金属疲劳的迹象。

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From under the plane's right wing, the black sharp-nosed X-15 drops free.

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They are the biggest purchaser of the revolutionary Osprey tiltrotor, which pivots its engines so it can take off like a helicopter, but fly as far and fast as a fixed-wing plane.

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Part of that need will be met in the future by a new generation of rotorcraft, including the revolutionary MV-22 tiltrotor that combines the vertical agility of a helicopter with the speed and range of a fixed-wing plane.

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Visitors can see the falls from many vantage points: above from a helicopter or microlight fixed wing plane, at eye level walking across the Knife Edge Bridge that spans the width of the falls on the Zambian side, or from below on a hike.

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