主要方法仍然是付立叶变换的方法。
快速付立叶变换(FFT)是对谐波进行检测的有效方法。
Fast Fourier Transform (FFT) is an effective method to detect harmonic.
建立在付立叶光学理论基础上的分析与实验结果是一致的。
The analysis based on theory of Fourier optics is in accordance with the results of experiment.
Yeats seems to be insisting through Jane on the necessity of shattering experience to achieve unity of being, which Yeats imagines, again, as the union of opposites.
叶芝似乎通过珍妮坚持,认为经过破碎达到存在的统一,的必要性,所谓的统一,叶芝想象的还是相对立事物的统一。
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