查询词典 wave propagation

Finally,by using the method of angular spectrum expansion,theory of cylindrical vector wave functions for quasi-Chiral materials and its basicalapplications in scattering and propagation are presented.

该边界条件在散射方面的应用从理论上揭示了所提出的谱域阻抗边界条件的适用性和可靠性。

The propagation characteristics of cylindrical Rayleigh waveand circumferential wave are analyzed.

该研究为利用激光激励的柱面Rayleigh波和周向导波进行无损探伤提供了有益参考。

The propagation of elastic wave in a cylindrical bore hole containing a fluid (for example, the muddy fluid is generally used) for acoustic logging is analyzed with a simplified model.

本文分析了简化模型下声波测井时裸眼井中弹性波的传播，此波场可看成是轴向传播有不同波矢的分波的叠加。

Based on optical beam deflection,a fiber-optic diagnostic system is proposed to investigate the propagation of a laser-induced plasma shock wave and the oscillation of a cavitation bubble .

实验得到了激光等离子体冲击波传播规律和空泡的动力学特性。

The minute pressure exerted on a surface normal to the direction of propagation of a wave.

波在传播时施加在一表面上的微小压力，方向与波传播的方向相同。

Is the wave due to changes in the density of the medium, so that the oscillations of the particles are in the direction of the propagation?

光波是由于介质密度的变化，而使得粒子向波传播的方向作振动的吗？

Further support came with the discovery of polarization, which indicated that the undulations of a light wave were transverse to the direction of propagation and were not longitudinal, as were sound and water waves.

更进一步的支持随光的极化发现而来，表明对光的传播方向来说光波波动是横向的而不是纵向的，如同声波和和水波那样。

Pertaining to a material whose electrical or optical properties vary with the direction of propagation or with different polarizations of a traveling wave.

关于一种物质的术语，其电特性或光特性随传播方向而变化或随传播中波的极化不同而变化。

An electromagnetic wave consists of fluctuating electric and magnetic fields, perpendicular to each other and to the direction of propagation, as described in detail in front.

一列电磁波由一系列频率的电场和磁场，它们相互垂直并垂直于波的传播方向，这在前面已详细做过说明，按照惯例，偏振方向就是电场的速度方向，而不是磁场。

First, based on Huygens' principle, formulas for double refraction and internal double reflection with different directions of propagation vector and wave vector are given.

虽然对晶体的双折射效应已有大量的研究，但都只关注于单个界面上的双折射双反射，没有适用于多个界面的连续双折射双反射的情况。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。