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1·And the phase velocity of fast wave will decrease exponentially with frequency.

快纵波的相速度随频率的增大以指数形式减小。

2·And the phase velocity of fast wave will decrease exponentially with frequency.

相速度随频率的增大以指数形式减小。

3·The invention relates to a millimeter wave transmission line for slow phase velocity.

本发明涉及一种用于慢相速度的毫米波传输线结构及其操作方法。

4·The algorithm for solving phase velocity of transient Reyleigh wave was emphatically studied.

笔者重点对瞬态瑞利波相速度的算法进行了研究。

5·The numerical result shows that the power flow direction is reverse to that of phase velocity.

数值结果显示了在这种波导中能量的流向和相速度具有相反方向。

6·Equation (4) permits a simple deduction of the relation between the phase velocity and the period.

用方程(4)可简单推导相速度和周期的关系。

7·Disturbance degree of the apparent phase velocity increases with decrease of frequency until a maximum one occurs.

表观相速度扰动程度随频率减小而增加，直至出现大扰动。

8·Then the possibility of larger phase velocity and group velocity than light speed in dispersive medium is discussed.

然后从色散介质中相速度与群速度的关系，讨论了相速度和群速度超光速的可能性。

9·Spatial autocorrelation method; Phase velocity dispersion of Rayleigh wave; Circular array; Microtremor survey method.

空间自相关法；瑞雷波相速度频散；圆形排列；微震勘探法。

10·The precision of phase velocity calculation can be improved by the frequency zooming and the signal cutting techniques.

通过细化技术及干扰信号切除方法可提高相速度计算精度。