声灵敏度

车身阻尼层结构的声灵敏度分析及优化

Acoustic Sensitivity Analysis and Optimization of Damping Panels of Automobile Body

光纤水听器声灵敏度的理论分析

Theoretical analysis of acoustic sensitivity of fiber-optic hydrophone

基于统计能量模型的辐射声功率灵敏度分析

Radiated Sound Power Sensitivity Analysis Based on Statistical Energy Analysis Model

用染色技术提高细胞的光声光谱检测灵敏度

Using dyed cell technique to improve the detecting sensitivity of photoacoustic spectroscopy

光纤声传感器具有灵敏度高、抗电磁干扰等突出优点，受到了广泛的重视。

Fiber-optic acoustic sensors have received more and more attentions because of its excellences such as high sensitivity and anti-EMI .

新型空气传导声发射传感器的灵敏度分析

An analysis of sensitiveness of air-conducted acoustic emission sensor

基于波叠加方法的声辐射与声学灵敏度算法的若干关键问题研究叠前频率-波数域偏移法

Research on Several Key Problems of the Acoustic Radiation and the Acoustic Sensitivity Analysis Based on the Wave Superposition Approach

由于声发射检测的灵敏度较高，且可以在不停机的情况下完成监控过程，因此非常适合磨削加工的在线检测。

Because AE testing has a high sensibility and the monitoring process can be accomplished without stopping the machine , it is very appropriate to use AE testing for on-line monitoring in grinding processing .

运用结构动力响应方程和声辐射方程，推导了声辐射功率的灵敏度公式。

The result has extended the space of acoustic boundary property . ( 2 ) Using the structural dynamic response function and acoustic radiation function , the sensitivity of acoustic radiation power is deduced .

为了提高对浅水域目标的探测能力，则必须降低换能器的谐振频率、拓展其工作带宽、提高其发射声功率和接收灵敏度并要减小其体积与重量。

To improve the detection abilities of these transducers used in shallow water regions , we must reduce their resonance frequency , expand their bandwidth , increase their transmit power and receive sensitivity , and minish their volume and weight .

光声光谱技术具有灵敏度高、普适性强等特点，特别适合于强散射、非透明样品的检测，已经广泛应用于生物医学、物理、化学和环境监测等领域，并且前景十分诱人。

With a high sensitivity , strong universal characteristics , is particularly suited to strong scattering , non-transparent sample testing has been widely used in bio-medicine , physics , chemistry and environmental monitoring and other areas , and the prospects are very attractive .

基于声辐射模态分析粘弹性阻尼板的声功率灵敏度

Analysis of Sound Power Sensitivity of Viscoelastic Damping Plates Based on Acoustic Radiation Modes

实验结果表明，这些措施都能使光声信号增强，有效地提高光声检测的灵敏度。

The experimental results showed that the PA signal enhancement can be obtained by making use of the every one of the factors above , and so the sensitivity of PA detection was increased effectively .

本系统的光纤声传感器利用单纤反射式强度调制原理，通过多模光纤纤端光场分布理论，得出单纤反射式强度调制型光纤声传感器数学模型以及光纤声传感器灵敏度数学模型。

The fiber-optic acoustic sensor is based on single-fiber reflective intensity modulation theory . Using light field distribution theory for the multimode fiber , the mathematical models of the single-fiber reflective intensity modulation and sensitivity for fiber-optic acoustic sensor are given .