傅里叶变换作用

Fourier transform action

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1
离散傅里叶变换（DFT）在数字信号处理等许多领域中起着重要作用。
The Discrete Fourier Transform (DFT) plays an important role in digital signal processing and many other fields.
2
运用傅里叶变换红外吸收光谱、拉曼吸收光谱和交流复阻抗谱对该体系中聚合物-离子之间相互作用和离子导电性能进行了研究。
Fourier transform infrared spectroscopy, Raman spectroscopy and complex impedance analysis were used to investigate the polymer-ion interaction and ionic conductive property of the system.
3
应用傅里叶变换红外光谱(FTIR)结合荧光光谱研究了牛血清白蛋白(BSA)在超声作用下的结构变化。
Structure changes of bovine serum albumin (BSA) under ultrasound treatment were studied using Fourier transform infrared spectroscopy (FTIR) and fluorescence spectroscopy.

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