The wavelet - packet - transform the vector - spectrum in space - domain is brought forward the vector - spectrum in space - domain and the wavelet - packet - transform.

结合 空间域 矢谱分析和小波包变换技术,提出了旋转机械 空间域 全信息小波包变换方法.

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At last, the field is transformed back to space domain by inverse Fourier transform.

最后通过傅立叶反变换, 将波数域内的电磁场响应转换到空间域.

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