acoustic的例句大全

On the angular spread of the deflected surface acoustic wave beam diffracted by Bragg grating

声表面波在Bragg声栅上衍射的偏转声束的发散角

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Shanghai Gepai wood Limited is professional in acoustic materials to the design, development, production and sales.

上海格湃木业有限公司专业致力于声学材料的设计 、 研发 、 生产与销售.

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CAUSE ANALYSIS OF UNSTABLE RUNNING OF HIGH VELOCITY ELECTRICAL DESALTING UNIT AND COUNTERMEASURES At a time, The acoustic measurement method of rock mass stresses and the horizontal tectonic stress are discussed.

影响高速电脱盐平稳运行因素分析及应对措施同时，对用弹性波法确定岩体地应力及水平构造应力进行了探讨。

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Research on Deterministic Signal Estimation of Acoustic Vector Sensor

确定信号情况下矢量水听器检测及估计性能研究

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An extrapolation formula based on past equipment cabin acoustic noise test is presented.

文中还提出基于噪声试验的试验外推预示公式；

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Applications of BDRM theory to numerical predictions of acoustic transmission losses in shallow water

波束位移射线简正波理论在浅海声传播损失数值预报中的应用

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Purpose : To explore the histological origin and biological characteristics of acoustic neurinoma on ultrastructural basis.

目的: 从电子显微镜水平探讨听神经瘤的超微病理、组织学来源及其生物学特性.

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The ABRs were bilaterally recorded with monaural stimulation from the animal model of acoustic tumor in 10 rats.

用10只大白鼠制作了右侧听神经瘤的动物模型。采用单耳刺激两侧诱导法，分别记录两侧听性脑干反应（ABR）。

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Based on acoustic characteristics of cough, using the short time zero crossing ratio ( ZCR) identifies the suspicious coughs in order to get the threshold of short time energy.

利用过零率来定位可疑咳嗽，从而确定能量阈值。

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In addition, TWM analysis results also proved that acoustic particle size based on the principle of ultrasonic attenuation could accurately describe the particle size distribution of nanometer calcium carbonate suspension.

另外，样品透射电镜分析结果表明，基于声衰减原理的声波粒度仪较好地反映了纳米级碳酸钙悬浊液中颗粒粒度分布情况。

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Glu and its receptors played an important role in degeneration and death of SGN in acoustic trauma;

结论：在声损伤中，Glu及其受体在SGN变性消亡中起着十分重要的作用；

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The differences of the acoustic diffusion when terraces, QRD and absorptive material of distinct parameters are employed on the ground, the ceiling and the rear wall respectively are discussed.

讨论了在地板、天花板和后墙分别安装阶梯以及不同参数的二次余数扩散体和吸声材料时，声场扩散性的改变。

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The MLV is of low observable design with minimised acoustic, radar and thermal signatures.

这款车的设计，达到了最小的噪音，最小的雷达和热探测隐蔽性。

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In terms of acoustic parameters, with the CNTs content increasing, the density, elastic ratio and loss factor of composite diaphragm were climbing up. When the CNTs content reached to lwt%, however, the upward tendency leveled off.

振膜声学参数方面，随着碳纳米管含量的增加，复合振膜的密度、动态弹性模量、比弹性率以及损耗因子均上升，但是当碳纳米管浓度达到1wt%之后，上升的趋势趋于平缓。

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Study shows that LGS crystal is a kind of good piezoelectric material 、 electro-optic material and surface acoustic wave ( SAW) material.

研究表明，硅酸镓镧晶体是一种性能优异的压电材料、电光材料和声表面波材料。

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Comparison of surface acoustic waves propagation on LGT and quartz substrates

钽酸镓镧与石英声表面波传播特性对比研究

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Negative coefficients occur where there is a decrease in acoustic impedance across the reflecting interface.

当反射界面上下两侧的声波组抗降低时,反射系数就会出现负值.

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The product of the velocity and density of a rock is termed in the acoustic impedance.

岩石的波速和密度之乘积称为声波阴抗.

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Acoustic Emission ( AE ) is a useful and effective technique in tool wear monitoring.

声发射技术是刀具磨损监测的一种新方法.

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Description : Nuova TEMAS Srl ---- Exhaust system's components: stainless steel alloy components and thermo-acoustic insulation materials.

排气系统部件不锈钢合金部件和隔热隔音材料.

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