The dispersion is due to the inhomogeneity of medium, which will lead the energy of sound to deviate from its direction of propagation.
另一部分则是由于声波在不均匀介质中的声散射把能量散射到其他方向，而使原来传播方向上的声波能量减弱。
The observations of seismologists at the BGS suggest both things: more thrust in the SW, nearer the epicentre, and more strike-slip toward its direction of propagation, the NE.
地震学家在BGS上的观测暗示出两件事：在接近于震源中心部位的西南方向上有更大的推力；在东北方向的传播方位上有更大的碰撞滑动。
Therefore, GBRS have a useful selective effect with respect to the frequency and propagation direction of relic HFGWs.
因此，高斯束谐振系统对高频遗迹引力波的频率和传播方向具有良好的选择效应。
This is formed by the cracks oscillating about the centerline in the direction of crack propagation.
这是由于在裂纹的传播过程中，裂纹尖端沿着传播方向的中线上下振荡所形成的。
The approach takes into account not only the effect of direction of seismic wave propagation but also the effect of deformation of the foundation rock through which the waves pass.
该法不仅考虑到地震波传播方向，而且还考虑到坝基基岩变形对堤坝动力反应的影响。
The gravity wave dispersion can promote the propagation of the strong wind center along the LLJ, and the dispersion direction was influenced by the steering flow and the water vapor concentrated area.
重力波的频散有利于急流中心大风区的传播，引导气流和水汽集中区对传播方向有显著影响；
This method can effectively determine the direction of the pressure wave propagation and source, thereby excluding the impact of adjustment of working conditions, reduce the system false alarm rate.
该方法能够有效的判断压力波的传播方向和来源，从而排除了工况调整的影响，降低了系统误报率。
The dependence of propagation modes of microwave magnetostatic waves(MSWs) on the magnetization direction in magnetooptic film waveguides is analyzed comprehensively in the paper.
全面分析了磁光薄膜波导中磁化方向对微波静磁波传播模式的影响。
By maximum tension theory and maximum strain energy density theory in fracture mechanics, created and propagation direction of new artificial fracture are analysized.
分别应用断裂力学中的最大拉应力理论和应变能密度因子理论分析了重复压裂中水力裂缝的初始扩展和延伸方向。
For laser power exceeding the dritical power of self-guiding, self-guiding occurs and laser beam oscillates along the propagation direction.
当激光功率超过产生自导引阈值功率时，激光束斑沿着传输光轴方向振荡。
The results showed that the weak interface can block the motion of the dislocations and change the propagation direction of the main crack, and result in forming lamella fracture surface.
结果表明，弱界面有阻碍位错运动、偏转主裂纹扩展方向的作用，可形成分层断口。
The results showed that the weak interface can block the motion of the dislocations and change the propagation direction of the main crack, and result in forming lamella fracture surface.
结果表明，弱界面有阻碍位错运动、转主裂纹扩展方向的作用，可形成分层断口。
Analysis of causes as to why MCS propagates to the southwest of MCC indicates the propagation direction depends on the direction and velocity of the two convergences.
分析MCS在MCC西南方向传播的原因表明，两条辐合线的移动方向和速度决定了暴雨mcs的传播方向。
In the backlight design, a major goal and challenge is to ensure that light efficiency has been enhanced in the direction that is perpendicular to the propagation direction of light.
在背光的设计中，一个主要的目标和挑战是保证在垂直于光的传播方向上提升光的利用效率。
The evolution equations of wavelength, phase velocity, propagation direction and amplitude of the AGW packet are derived.
文中导出了声重波波长、相速、传播方向以及振幅的演变方程。
The results show that: (1) the propagation of the shock wave is asymmetrical relative to the normal direction of the flare.
结果表明：(1)激波的传播相对耀斑法线方向是非对称传播。
It is shown that the variations of wavelength, phase velocity and propagation direction depend on the vertical structure of the wind and also on the direction of the wave with respect to the wind.
结果表明，沿群路径上波长、相速和传播方向的变化取决于风场的垂直结构以及波风之间的相对方位。
The damage propagation of rock under the freezing and thawing condition is a new direction of rock damage mechanics.
岩石冻融过程的细观损伤研究是近年来冻融损伤研究的一个新方向。
Wind direction, wind velocity, air temperature and air pressure have a very great effect on the propagation of pressure waves.
风向、风速、气温和气压对压力波的传播有十分巨大的影响。
Wind direction, wind ve lo city, air temperature and air pressure have a very great effect on the propagation of pressure waves.
风向、风速、气温和气压对压力波的传播有十分巨大的影响。
A type of surface wave in which particles oscillate horizontally and perpendicularly to the direction of wave propagation.
一种面波，质点水平地振动，并垂直于波传播的方向。
The fatigue crack propagation rate (FCPR) of as-rolled AM60 in the longitudinal direction is higher than that of the transverse direction.
轧制AM60的横向疲劳裂纹扩展速度（FCPR）明显地高于纵向。
The performance of direction of arrival estimation is strongly effected by spatial scatter noises such as interference, multiple propagation noise or other spatial correlated noises.
阵列测向中空间相关噪声、杂散的多径反射噪声以及空间杂散干扰是影响测向性能的较大因素。
A stress analysis of a diesel engine crankshaft is made by FEM based on dynamics analysis to determine the position of the initial crack and its propagation direction.
在内燃机动力分析的基础上，运用有限单元法，通过对曲轴应力分析，确定了裂纹启裂部位和扩展方向；
On the diagram, propagation is manifested as a coherent line of cloudiness sloping in one direction or another.
任一点的切线指向那一点的力场方向。
Results show that propagation direction of the input light beam can be controlled by changing coupling length of the device.
结果表明选择适当的耦合长度可以使光在器件中呈现不同的状态。
The results show that the direction of crack propagation is parallel to the surface.
扫描照片显示裂纹扩展方向平行于表面。
The results show that the direction of crack propagation is parallel to the surface.
扫描照片显示裂纹扩展方向平行于表面。
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