碳纤维增强塑料的运用将近50年了，它被用于航天航空工业，汽车竞赛最近又用作风轮的转动叶片。
CFRP materials have been available for nearly 50 years and are used in the aviation and aerospace industries, in car racing and, most recently, in rotor blades for wind turbines.
戴森风扇，利用空气倍增技术吸纳空气和扩大它。由于没有转动叶片或网格外罩，安静，安全，易于清洁。
Dyson fans use Air Multiplier technology to draw in air and amplify it. With no blades or grille, they are safe and easy to clean.
这些叶片随风转动。
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