This is equivalent to an angular distribution of constituent plane waves.
这等价于各种成分的平面波的角分布。
Under the approximation of second degree the solutions contain linear plane waves.
在二阶近似下，有线性平面波解。
Previous research on acoustic scattering was generally on the premise that the incident waves were plane waves.
声散射问题的研究一般建立在入射波为平面波的基础上。
Seismic and electromagnetic waves are treated as plane waves even though that assumption is not strictly correct.
即使假设并不严格成立，也常把地震波和电磁波看作是平面波。
The method suits for the diffraction of optical plane waves with arbitrary incident direction and polarization direction.
该方法适用于任意入射方向，任意偏振态入射场衍射问题的研究。
Three plane waves with three equal angles formed by each two wave normal lines are recorded on hologram by three exposures.
采用三次曝光在全息图上依次记录下三个两两波法线夹角相等的平面波。
To avoid such interference in a line array, a special adapter between the driver and the horn must be devised to produce plane waves.
为了避免声干涉，线性阵列改变了传统的结构，在号筒和驱动器之间做了特殊的设计，更有效于发出平面波。
Based on the principle of superposition of plane waves, the same expressions are derived as those based on Maxwell 'e field equations.
从平面波叠加原理出发，导出与从麦克斯韦方程组出发同样的表达式。
However, in shallow water, because the arrival signals of the vertical linear array are not plane waves, the spatial gain needs to be estimated properly.
而在浅海环境中，由于到达垂直线列阵的声波并不满足平面波假设，其空间增益需要作出正确估计。
Simulation results are given to illustrate the excellent performance of the neural networks for estimating and tracking the direction of arrival of plane waves.
模拟实验结果显示了该神经网络方法进行平面波到达方向估计与跟踪的优良性能。
Simulation results are given to illustrate the excellent performance of the neural networks for estimating and tracking the direction of arrival of plane waves.
模拟实验结果显示了该神经网络方法进行平面波到达方向估计与跟踪的优良性能。
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