名词
中文翻译：傅里叶谱图
同义词：
['Fourier transform', 'Fourier series', 'Fourier analysis']
例句：
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1.In the Fourier spectrum, the peaks and valleys correspond to the frequency distribution of the signal.
在傅里叶谱图中，峰和谷对应于信号的频率分布。
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2. The Fourier spectrum is used to analyze the time-domain signals into their frequency components.
傅里叶谱图用于将时域信号分析为其频率分量。
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3.The Fourier spectrum reveals the complex interaction between different frequencies in the signal.
傅里叶谱图揭示了信号中不同频率之间的复杂相互作用。