Numerical tests Suggest that the differentiator allows sufficient accuracy even in high wave-numberdomain.
数值试验表明，即使在微分允许高波数域足够的准确性。
2
The normalized full gradient and phase of gravity anomalies have been studied by potential field conversion and fast Fourier transform in wave-numberdomain.
用波数域的位场转换和快速傅立叶变换理论研究重力归一化总梯度和归一化相位；
3
According to the NAH theory and propagating characteristics along different directions, sound field separation technique can be established in the wave-numberdomain.