| 1. | Dft eiscrete fourier transformation 离散傅里叶变换 |
| 2. | A fast fourier transformation based second order reliability method 基于傅立叶变换的变元可分离核函数的确定方法 |
| 3. | Fft fast fourier transformation 快速傅里叶变换 |
| 4. | Fast fourier transformation 快速傅里叶变换 |
| 5. | A new method for person ' s face identifying by one - dimensional fourier transformation 基于傅利叶变换的人脸识别改进方法 |
| 6. | The essence of two kinds of diffractive process is spatial fourier transformation 两种衍射过程的实质是空间傅里叶变换。 |
| 7. | Just for mat short - time fourier transformation has fatal shortage in signal analysis 因而短时傅里叶变换在信号分析上还是存在着不可逾越的缺陷。 |
| 8. | The data is calculated by using the wavelet transformation and fourier transformation 利用小波分析和傅里叶分析方法对资料进行处理,分析结果表明。 |
| 9. | Pulse step return loss from measurement in the frequency domain using the inverse discrete fourier transformation 用反离散傅里叶变换法测定频域中脉冲阶跃回程损耗 |
| 10. | Pulse step return loss from measurement in the frequency domain using the inverse discrete fourier transformation 反向不连续傅里叶传输的频率区域内脉冲分步回损测量 |