The wings are made of a polythene film stretched over a carbon fiber frame.

机翼是由铺在碳纤维框架上的聚乙烯薄膜制成的。

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The carbon-fiber aircraft reached a maximum speed of 68 knots (groundspeed).

碳纤维飞机达到了68节（地面速度）的最大速度。

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Make more of the parts out of carbon fiber.

使用更多的碳素纤维零件。

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Most of the car consists of carbon fiber and carbon skin composites.

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The new Corvette, for instance, incorporates lightweight materials to a degree not seen on even the most exotic cars, including a carbon fiber hood and removable roof panel, and a carbon-reinforced aluminum frame.

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Like a MotoGP bike it has an all carbon fiber unified frame and bodywork that weighs less than 25kg and even rolls on carbon wheels.

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