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- The parallel propagating plane waves can excite both the even and odd defect modes.However, the perpendicularly propagating plane waves can excite only the even mode. 当平面波平行于缺陷模耦合方向入射时,可以同时激发奇模和偶模,当入射平面波垂直于耦合方向时,仅产生偶模;
- propagation plane wave 传播波
- Keywords: acoustics, muffler, transfer matrix, plane wave. 关键词：声音、消音器、传输矩阵、平面波。
- An analytical model, based on dynamics and plane wave propagation through the drill string, has been developed to depict the process of jarring and to analyze the factors related to impact. 文章运用弹性波理论与动力学分析相结合的方法研究震击器解卡动力学过程,提出利用震击力和震击冲量来衡量震击器解卡效果。
- 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。
- The eigen permeabilities and eigen waves of the basic transmission modes arededuced,which play intrinsical roles in the propagation of plane waves in anunreciprocal medium. 导出了平面波在非互易媒质中传播时，起本质作用的本征导磁率和基本传输模式本征波，本征导磁率对应本征波中的传输常数。
- 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。
- 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。
- 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。
- 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 computational results are in accord with the results of plane wave Born Approximation. 计算结果与平面波玻恩近似结果符合得较好
- The combustion in the combined pills propagates nearly in plane wave, so the combustion is steady, the burning rate is uniform, and reliability of combustion propagation is higher. 分压组合式装药的燃烧波以非常接近平面波的方式逐层传播，燃烧过程稳定，燃烧速度均匀，延期时间精度准确，燃烧传播的可靠性较高。
- The results show that acoustic wave in pipeline propagates as plane wave with little falloff. 研究结果表明，声波通过管道中介质以平面波传播且衰减较小；
- WANG Li-li,ZHU Zhao-xiang,YU Ji-lin.On discontinuous properties of elastic-plastic boundaries in elastic-plastic plane waves propagation[J].Explosion and Shock Waves,1983,3(1):1-8. [3]王礼立;朱兆祥;虞吉林.;弹塑性平面波传播中弹塑性边界的间断性质[J]
- With plane wave method,it is proved that the 1D-USPC shares the same bandgap character. 利用平面波法证明了一维超声光子晶体具有一般一维周期层叠结构光子晶体的禁带特征。
- 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。
- The bandgap structure of one-dimensional photonic crystal was calculated and derived with the plane wave method(PWM). 用平面波法研究了椭圆钢柱与环氧树脂组成的三维简立方晶格声子晶体的带隙结构。
- 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。
- The description of a plane wave diffracted by a circular aperture is directly started from the Maxwell's equations. 平面波经圆孔光阑衍射的表征是直接基于麦克斯韦方程组。
- The reflection and transmission coefficients of the plane wave at the birefringent surface were deduced. 导出了平面波在双折射介质表面的反射系数和透射系数公式。
