It is a very pretty butterfly, with a 2 inch wing span.
它是一只非常漂亮的蝴蝶，翅膀张开有2英寸宽。
They have a wing span of around 2.75 meters (9 feet).
它们翅翼展开可达二点七五米(9英尺)。
Hoerner wing tips provide the largest effective span for a given geometric span or a given wing weight.
霍纳翼尖翼提供给定的重量最大有效跨度为给定的几何大跨度或。
Some eagles have a wing span of one and a half meters.
有些鹰的翅膀展开长达一米半。
Tip vortex goes downstream outward along the span direction, and the induced drag of the wing decreases.
翼尖涡沿着展向方向向外移动，机翼诱导阻力减小。
Built from carbon fibres and balsa wood, Snowbird has a wing span of 32m (105 feet) - comparable to a Boeing 737.
雪鸟是由碳纤维和轻质木制成的，机翼长总32米(105英尺)，堪比波音737。
The long-span, high-aspect ratio wing provides exceptional climb performance.
跨度，高展弦比机翼提供优异攀登性能。
The long-span, high-aspect ratio wing provides exceptional climb performance.
跨度，高展弦比机翼提供优异攀登性能。
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