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- CATR Extraneous Source Analysis Using Plane Wave Spectrum Approach 平面波谱理论在紧缩场干扰源分析中的应用
- The Propagation of Electromagnetic Waves in Tube by Plane Wave Spectrum 平面波谱法分析电磁波在管道中的传播
- Analysis of the Electromagnetic Properties of the Radome by Plane Wave Spectrum Method Based on the Gauss Integration 基于高斯积分的平面波谱法分析天线罩电性能
- Plane wave spectrum 平面波谱法
- Making use of integral transform,the paper gets the angular spectrum of a plane wave,gives a general method of diffraction problems and demonstrates it through an example. 利用积分变换,得到了平面波的角谱,给出了衍射问题的一般计算方法,并通过实例作了说明。
- Keywords: acoustics, muffler, transfer matrix, plane wave. 关键词:声音、消音器、传输矩阵、平面波。
- Firstly the focused incident beam is decomposed into a spectrum of plane waves, and the amplitude vector of each plane wave is acquired. 首先将入射的聚焦光束分解为平面波谱,得到每个平面波的振幅矢量;
- An eigenstate of momentum, on the other hand, has the form of a plane wave. 在其它方面一个动量特征态具有一平面波形。
- A boundary of the model's wave spectrum is obtained by the use of self nested method. 利用自嵌套的方式,提供模式波谱边界条件;
- Venation wave spectrum analysis finds out shape-structure change of mid-frequency signal fluctuation. 脉络波谱图分析查明了中范围(频率)信号波动的形态结构变化。
- A special type of unsteady motions which bear a resemblance to plane wave solutions of the linear theory of elasticity can be constructed. 一种特殊类型的、和线性弹性理论中的平面波解有点相象的非稳态运动可以建立起来。
- Tannuri E A, Sparano J V, Simos A N,et al.Estimating directional wave spectrum based on stationary ship motion measurements. 马志良;罗德涛;主编.;近海移动式平台
- When an inhomogeneous plane wave is introduced into a dense dielectric layer, it can bounce between the two boundaries. 把一非均匀平面波引进折射率较高的介质层时,它会在上下界面间来回地“弹”射。
- If the wavefronts are parallel lines, the waves are called plane waves. 假如波前为一些互相平行的轮廓面,这波就叫平面波。
- Using the above relations, this paper has compared several wave spectrum formular with actual spectrum, and the result is satisfactory. 同时用上述关系式对目前工程上常用的几种海浪谱计算公式进行了对比分析,并与实测谱进行了比较,结果表明所得关系式与实际拟合良好。
- 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。
- It is important to recall that a sound wave in a nonhomogeneously deformed material cannot be a plane wave. 重要的是要记得,非均匀变形材料中的声波不可能是平面波。
- By analyzing the reflectivity spectrum and reflection wave spectrum of thin beds, we put forward a new method for thickness determination of the thin beds. 作者通过研究地层厚度变化对地层本身的反射系数谱及反射波频谱的影响规律,寻找到了一种新的计算薄层厚度的方法。
- Keep in mind that an idealized monochromatic plane wave must be depicted as an infinite wave train. 要记住,一个理想的单色平面波应当表述为一个无限的波列。
- The test result indicate that it is able to competent at wave simulation of sea wave spectrum for shipmodel test,and can simulate different wave spectrum in different request. 实验数据的分析结果表明,该造波机完全可以胜任船模耐波性试验的要求,并且还可以根据需要模拟不同的海浪谱,模拟精度达到了实验的要求。