sound reflection

1. In this paper the measurement of sound velocity and thickness of seabed sediment are introduced using the vertical linear array which is concerned with sound refraction and reflection.
   首先研究了在深海环境下，采用基于三阵元垂直线列阵的水声探测系统进行水下目标深度测量的基本原理。
2. ( especially of incident sound or light) not turned back by physical reflection.
   （尤指附随的声音和光线）没有物理反射。
3. High School "Music Appreciation" ( Who Sound Version) Analysis and Reflection
   高中《音乐鉴赏》（人音版）教材分析和思考
4. Since the speed of light is about a million times as great as that of sound waves, the reflection of light waves may very well be applied in detecting a target and its distance.
   光速大约为声速的100万倍，因此光波的反射现象可以有效地用来探测目标物及其距离。
5. Sound reflection and sound shadow of high frequency imaging sonar detecting sea mine underwater was simulated with computer.
   对高频图像声纳探测水雷的回波和声影进行计算机仿真。
6. Based on the theory of propagation of reflected second harmonics and the insert-substitution method of the finite amplitude sound wave, the theoretical approach for computer reconstruction of B/ A tomography in reflection mode is proposed.
   利用反射二次谐波的传播理论及有限振幅波插入取代法给出了计算机重建B／A层析像的理论方法。
7. Study on the Law of Sound Reflection as a Random Location of Source in a Circular-plane Hall
   圆形厅堂声源位置任意时的声反射规律的探讨
8. Besides the total reflection and total transmission generated commonly in sound traveling through an interface, there is still an especial case that the reflection coefficient value may be over one as for moving media.
   当声波入射到运动介质形成的单一界面时，除了常见的全反射和全透射外，由于介质的运动，还存在反射系数大于1的情况。
9. Numerical computation of sound pulse reflection from fluid plannar layer systems
   声脉冲在液态平面层系上反射的数值计算
10. In order to increase the accuracy of ultrasonic position measurement, the influence of the sound speed 、 the time of the sound wave propagation and the strength of the reflection wave has been analyzed based on the concept of the ultrasonic position measurement.
    为提高超声物位测量精度，从超声物位测量原理出发，分析了声波速度、声波传播时间以及反射波强度对超声物位测量精度的影响。
11. Based on the Biot theory of sound propagation in fluid-saturated porous medium we have studied in this paper the sound reflection and transmission on multilayered porous media, in which the adequate boundary conditions across interfaces are taken into account.
    本文根据流体饱和多孔介质中声传播的Biot理论和多孔介质界面上的六个边界条件研究了平面声波斜入射于多层水平板状多孔介质时的反射和透射。
12. The sound reflection in specular direction on a rough surface
    不平整水面的镜向声反射
13. Sound pulse specular reflection echo and their curvature effect of boundary surface
    脉冲镜反射回波及其表面曲率效应
14. The study of sound reflection at the surface of sandwich GFRP in water
    水中夹层复合材料表面声反射的研究
15. Detection or Sound Reflection in Rockburst at Deep Mining and Numerical Simulation
    深部岩爆的声发射监测及数值模拟
16. This paper investigates the acoustic scale effects for large size model, which are influenced by structural loss factor, shear, rotatory inertia and surface sound reflection as well as small lump mass.
    本文针对潜艇舱段大尺度声学模型，分析了损耗因子、剪切形变和转动惯量、水面声反射以及小质量块所产生的尺度效应。
17. Through analysing, he found that on the condition of incidence of the parallel sound wave different reflection regions make effects on energy focus per area in, at the same time he also made a sequence according ti the influencing degree of sound focusing on the different region.
    经过分析，发现了在平行声波入射情况下，不同的反射区域内单位面积对声聚焦能量的不同作用，同时还做出了不同反射区域对声聚焦的影响严重性排序。
18. Focused Sound Field Due to Reflection of Spherical Continuous Wave from Concave Ellipsoidal Surface
    连续球面波在凹椭球面上反射的聚焦声场
19. A resolution for sonar beam simulation was arose in 3D space built with OpenGL, given calculation models for both the target range and level of sound reflection, and how to promote the reality of the simulation image.
    在OpenGL实现的三维场景中，建立三维空间中声纳波束仿真方案，给出了探测距离和回波强度两个关键问题的仿真算法，讨论了提高显示真实度的方法。
20. Sound Reflection and Sound Shadow Simulation Technology of High Frequency Sonar
    高频声纳回波影像仿真技术
21. Sound reflection from layered solid medium with rigid and slip interfaces
    具有刚性联接界面和滑移界面的层状固体媒质的声反射
22. Sound reflection characteristics of a viscoelastic coating with air cavities adhered to a steel plate between water and air
    钢板-空气背衬上含空腔粘弹性材料层的声反射特性
23. In the case of high frequencies, the sound reflection coefficient at sedimentary layer surface is simplified.
    文末对高声频情况下的海底上的声反射系数进行了简化。
24. In use of ray acoustics and recursion relation, the sound reflection coefficients of arbitrarily many plates have been derived.
    应用声线方法和递推关系导出任意多层平板的反射系数。忽略耦合水层两边的多次反射后，得到一组适合于瞬态和亮点分析的反射系数近似公式。
25. It shows a good sound amplification system needs a sound field for accurate sound field coverage, centralized energy, reducing unnecessary reflection of the sound; providing sound pressure to the coverages; excellent sound quality during playback; being sure clarity of the sound.
    说明一个良好的扩声系统所需要的声场环境，声场覆盖准确，能量集中，减少不必要的反射声；可向覆盖区提供高声压；重放音质优秀；保证语言清晰度。
26. As the key point of the sound reflection and sound transmission, the acoustic coupling analysis received extensive concern.
    而对于声反射和声透射的研究也使得声振耦合问题得到人们的关注。
27. Hall acoustics in the process of acoustical design plays a significant role, to make a good listening hall effect, it is necessary to calculate and design the sound running track, reflection, distribution and time and so on.
    声学在厅堂音质设计过程中起着相当大的作用，要使一个厅堂有良好的听音效果，就要计算并设计好声音的运行轨迹、反射、分布及其时间等。
28. The sound reflection coefficient of the material is one of the important sound characteristics.
    吸声材料的声反射系数是表征吸声材料的重要的声学特性之一。
29. The disposing for the multi-channel is to convert the complex reflected sound to simply direct sound following the principle of specular reflection.
    多途信道的处理是通过镜面反射原理，把复杂的反射声简化为虚拟直达声的简单情况。

noun

1. the repetition of a sound resulting from reflection of the sound waves
   1. she could hear echoes of her own footsteps

   Synonym:    echoreverberationreplication