Based on Biot's theory and the theory of generalized characteristics,the bifurcation on the slow-wave fronts in anisotopric fluid-saturated porous materials is studied.
基于Biot理论以及广义特征分析方法,研究了各向异性液饱和多孔材料中慢波的波阵面在传播过程中的突变。
The test result shows that not only the spreading process of burning wave front can be seen clearly but also the combustion velocity of delay explosive can be reckoned by using high-speed digital camera technology.
试验结果表明,利用高速摄像技术既可以清晰的看到延期药燃烧波阵面的传播过程,又能计算延期药燃烧速度。
Some wave phenomena (Huyghen,influence domain,delay potential,wave front)have been explained by mathematic analysis of the equations of wave motion.
讨论了行波在结构中的传播规律，通过对波动方程的数学分析，解释了某些重要的波动现象（惠更斯，影响城，推迟势，波阵面），对波导端部激励的瞬态波动给出精确的解析
Use Wavefront Extend the Depth-of-Field of the Iris Capture System;
利用波阵面扩大虹膜采集装置的景深
The characteristic differential equations and compatibility relations along bicharacteristics were deduced and the analytical expressions for wave surfaces were obtained.
根据广义特征理论,对横观各向同性含液饱和多孔介质中应力波传播特性进行了特征分析· 给出了特征曲面的微分方程以及沿次特征线的相容条件,得到了波阵面的解析表达式· 详细地讨论了应力波在横观各向同性含液饱和多孔介质中传播时,其速度曲面和波阵面的形状及性质· 分析结果亦表明,纯固体中应力波传播的特征方程,是含液饱和多孔介质中应力波特征方程的特例·
A weakly-compressible two-dimensional axisymmetric isentropic vortex model is employed to stimulate interactions between single vortex and single optical wavefront.
采用一种二维弱可压缩性的轴对称的涡模型,研究单个涡和光波阵面的相互干扰。
Based on the concept that there is a π phase jump property in the boundary wave, the diffraction of the plane wave and the spherical wave through an aperture is analyzed by means of wavefront diagram.
根据边界衍射波具有π位相跃变的性质,利用波阵面图分析了平面波或球面波经光阑的衍射。
Such wave fronts are seperated from one another by one-half wavelength.
这种波阵面彼此间隔半个波长。
The characteristic surface is essentially an acceleration front.
特征曲面实质上是一种加速度波的波阵面。
The wave front aberrations of complications undergoing LASIK was compared with uncomplications.
采用主观性波阵面像差仪对眼波阵面像差进行了测量与比较。
The planes of the wave front and the reflecting surface are also normal to the plane of the figure
波阵面的诸平面与反射面都与图面垂直。
The resulting distortions in the wavefront generate the fringe contours.
波阵面上发生的畸变生成了条纹线。
A single cylindrical wavefront impinges on both prisms.
一个圆形波阵面射到两个棱镜上。
The point at which the incident wave, reflected wave, and Mach fronts meet is called the "triple point".
入射冲击波、反射冲击波与马赫波波阵面汇合之点叫做“三相点。”
Evaluation of Wavefront Aberration after Implantation of an Aspherical Intraocular Lens;
非球面人工晶状体植入眼波阵面像差的评价
When the incident wave front reaches this point, the reflected wave is still some distance away.
当入射冲击波波阵面到达这一点，反射波离开它还有一段距离。
Display of the Wavefront of the Underwater Acoustic Wave, Internal Wave, etc., with the Aid of Impulse Ruby Laser
用脉冲激光全息干涉原理显示水中的内波、声波的波阵面
Generally one deals only with a small portion of a wavefront.
一般我们只涉及一个波阵面的一小部分。
The Shape of Cerenkov Light Front Wave on the Ground About Cosmic Gamma Ray Air Shower
宇宙γ射线大气簇射切仑科夫光波阵面的形状
Mach front
马赫锋[阵面, 波前]
A light wind disturbed the smooth surface of the lake.
一阵微风使平静的湖面泛起波纹。
A sudden breeze ruffled the surface of the lake.
一阵突然的微风使湖面起了波纹。
Keywords: acoustics, muffler, transfer matrix, plane wave.
关键词：声音、消音器、传输矩阵、平面波。
320×256 InGaAs Short Wave Infrared Focal Plane Arrays Detector
320×256 InGaAs短波红外焦平面阵列探测器
Planar Phased Array Adaptive Digital Beamforming System for CW Radar
平面阵连续波雷达自适应数字波束形成系统