| 1. | It includes topics such as spatial frequency filtering, holography . 它包括空间频率滤光、全息摄影。 |
| 2. | The system is with a broad spatial frequency and focus ranges 本系统测量的空间频率范围和焦距范围都比较大。 |
| 3. | Spatial frequency discrimination 空间频率?别 |
| 4. | Spatial frequency multiplexing 空间频率倍增 |
| 5. | Spatial frequency domain 空间频率域 |
| 6. | Methods based on spatial frequencies evaluate the coefficients of the autocorrelation function of the texture 基于空间频率的方法估计纹理的自相关函数。 |
| 7. | The law of permeability changes of different frequency range was studied during the wire rope fatigue test 研究了钢丝绳弯曲疲劳历程中,磁导率在不同空间频率区间的变化规律。 |
| 8. | A joint frequency and space diversity scheme is presented which can reduce computational cost . 3 . an adaptive bit , power and subcarrier allocation is presented 分集技术,重点介绍了一种空间频率联合分集接收技术,它能够大幅度降低计算量; 3 |
| 9. | Methods based on spatial frequencies , co - occurrence matrixes and multiresolution methods have been frequently employed for texture description because of their efficiency [ 3 . 69 ] 这些方法基于空间频率,共生矩阵及多分辨率法由于效率高而常被纹理描述运用。 |
| 10. | The mfl signal was analyzed by using the multi - resolution analysis and wavelet packet analysis . the mfl signal of different frequency ranges was analyzed in detail 利用多分辨率分析和小波包分析将漏磁信号分解,对不同空间频率区段的漏磁信号做了深入研究。 |