sound standing wave
英 [saʊnd ˈstændɪŋ weɪv]
美 [saʊnd ˈstændɪŋ weɪv]
【电】声驻波
双语例句
- Sound absorption coefficient of Low-noise asphalt pavement are tested by reverberation way in this paper, compared with standing wave instrument way.
通过混响室法测试了低噪声沥青路面的吸声系数，研究了低噪声沥青路面的噪声特征，并与驻波管法测试结果进行了比较。 - Discussion on the experiment of sound velocity measured by standing wave method
驻波法测量声速实验的讨论 - Four-microphone Method of Sound Transmission in the Standing Wave Tube
驻波管中隔声量的四传感器测量法 - The paper educes the displacement wave equation of the synthetic sound field, the sound pressure wave equation and the relation of these two in the experiment of measuring the sound velocity of ultrasonic by standing wave method.
本文推导了驻波法测超声声速实验中合成声场的位移波动方程、声压波动方程及两者之间的关系。 - One method is to calculate K3 by sound absorption coefficient α 0 ( which is measured by standing wave apparatus) of sound absorption material.
一种是通过测量驻波管中的吸声材料的吸声系数α0来计算简易半消声室的K3； - Based on the superimposing theory of sound wave and the standing wave characteristic of forming in clean basin, the transducers are distributed on two opposite faces of clean basin with radiation each other and the distance of radiation is maintained integer times of quarter wavelengths.
根据声波的叠加理论及清洗槽内形成驻波场的特点，把换能器布阵在清洗槽的两侧对射，使对射距离始终保持整数倍的四分之一波长。 - The measurement of sound speed in the air is studied in the experiment by phase comparison method and standing wave method.
通过实验，应用相位比较法和驻波法对空气中的声速测量进行了研究。 - A new type of sound absorbing material was made from super-strength gypsum and glass fiber and the sound absorp-tion coefficient of the material was tested by standing wave tube method.
以高强石膏为主要原料，内掺玻璃纤维，在发泡剂的作用下，制备出一种新型多孔吸声材料，采用驻波管法测试材料的吸声系数。 - A study of sound field in a standing wave tube with flow and lateral Helmholtz resonator II. Experimental confirmation and results discussion
具有流动和侧向Helmholtz共振器的驻波管内声场研究Ⅱ.实验验证及结果讨论 - The causes for the muffler attenuation trough was analyzed by the sound modal analysis and the sound pressure map analysis, and the improvement was put forward with the control measure of the long duct standing wave.
用声模态分析和声压分布图分析的综合方法分析了消声器产生消声低谷的原因，并利用长管道驻波的控制方法加以控制。 - It is also demonstrated that the method of sound pressure simulation, and the method of the minimum point of standing wave can get the same calculation result despite of their different ways.
同时表明：声压模拟法与驻波最小点法虽然出发点不同，但谐振频率的计算结果完全相同。 - Traditional measurable method of sound velocity made use of interfering phenomenon of continuous sound wave, that is the method of standing wave and phase comparison, but it needs to move transducer in sound velocity measurement.
传统的声速测量方法，利用的是连续声波的干涉现象，有“驻波法”和“相位比较法”，但在测量过程中需要传感器之间的相对移动。 - In standing wave method, the sound is not perfect standing wave, so the swing is not zero at wave knot.
驻波法中形成的声场不是理想驻波场，且波节处振幅不为零。 - At least it should have two. 2 The efficiency of Sound Wave Dust-removing in the field of plane standing wave are strongly affected by the sound pressure.
2平面驻波场中平面声波除尘效率受声压的影响显著。 - There are some sound pressure distribution zones with peak and valley alternations between the sound source and the tested material. It coincides with the results of the test which is done by the standing wave tube equipment.
在声压级分布图上，在所建模型的声源与被测材料之间形成了多个峰、谷交替存在的声压分布区，这与驻波管实验设备的测试结果是相符的。