Fraunhofer technicians can reduce air pressure inside, making ears pop , to mimic cruising at 35,000 feet.
弗劳恩霍夫的技师们可以将机舱内的气压降低到让耳朵发胀的程度, 以模拟在35,000英尺飞行的状态.
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The Fraunhofer device depends on a temperature gradient: the greater the gradient, the more electricity generated.
该协会研制的设备是根据温度的变化来工作: 温度变化越大, 所产生的电力越多.
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This article analyse the physics signification of Fourier transform by Hugens principle and Fraunhofer diffraction.
用惠更斯-菲涅耳原理,单缝夫琅和费衍射分析了傅利叶变换的物理意义.
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