sound pressure

Measurement and calculation of sound pressure level and sound power level .

声压级及声功率级的测量和计算。

A new method to measure the absorption coefficient based on sound pressure shifting

基于声压移相的测量吸声系数的一种新方法

It is also designed to withstand high sound pressure levels .

它的设计也能够承受高声压级。

Analysis of approximate calculation error in average sound pressure level

平均声压级近似计算误差分析

Research on Characteristics of Sound Pressure Field On Vector Hydrophone

矢量水听器的声压场特性研究

Comparing different parameters on the impact of sound pressure in the same conditions .

对井孔声场的声压的衰减和分布进行了分析，并比较了相同条件下不同参数对声压的影响。

Higher sound pressure has advantage for the reaction rate than low sound pressure .

相同的反应时间情况下，高声压更有利于反应速率的提高。

Metal-cutting machine tools & Measurement method of sound pressure level

GB/T16769-1997金属切削机床噪声声压级测量方法

Prediction of sound pressure level around the muzzle of small arms

枪口周围声压级的预测

Uncertainty in Measurement on Sound Pressure Level of Horn for Motor Vehicle

机动车用喇叭声压级测量不确定度分析

Study of nonlinear acoustic characteristics of perforated constructions at high sound pressure levels

高声压级时穿孔结构非线性声学特性的研究

Regularities of pressure on surface with sound pressure level and frequency are also given .

并给出了模型表面压力随声压级及频率变化的规律。

Using of Matlab software simulation and analysis of the distribution of the longitudinal sound pressure .

利用Matlab仿真并分析了纵向声压分布情况。

Forecast of Sound Pressure Level of Gear Systems and Fault Diagnosis Based on Acoustics

齿轮系统噪声预估及声诊断方法研究

Sound Pressure Measurement of Underwater Explosion and Its Effect on Marine Organism

水下爆破的声压测量及其对海洋生物的影响

Effective calibration method for sound pressure sensitivity of capacitor microphone

测试电容传声器声压灵敏度校准方法的研究

Why can the sound pressure not be zero ?

为什么声压总不能为零？

With regard to noise testing , sound pressure and sound intensity are introduced .

在噪声测试方面，简述目前常用的发动机噪声测量方法&声压法、声强法的相关内容。

Deduce the relationship between sound pressure and particle velocity in plane wave .

对平面波声场中的声压和质点振速之间的相关方程进行了推导。

The results can reflect the relationship between the sound pressure and the stimulating force .

改变激振力的频率和位置进行计算，并对计算结果进行了分析，得到的结果能反映激振频率及激振位置对声压的影响。

A Standard Apparatus for Underwater Sound Pressure in High-frequency Range

高频水声声压标准装置

With the introduction of these methods , the gear sound pressure level can be decreased .

使用这些方法可以降低齿轮的声压级。

The Research on Anticipated Measurement of Total Peak Sound Pressure Level by the Light Arms

轻武器噪声峰值总声压级预测方法的研究

A revised prediction of the total sound pressure level in an auditorium

厅堂中总声压级的修正计算

Frequency and sound pressure level increase with the extra pressure in front of nozzle .

频率和声压级随喷嘴前余压的增大而增大。

Calculation of Sound Pressure Distribution of Sphere Focusing Supersonic Field and Its Measuring Experiment

球面聚焦超声场计算与测量实验

Analytical Solution of Radiation Sound Pressure of Double Cylindrical Shells in Fluid Medium

双层柱壳在流场中辐射声场压力的解析解

Normally the average of the sound pressure is based on arithmetical average .

声压平均一般基于算术平均算法，分析发现：在高频区误差较大。

Measurement of sound pressure level for sound signal appliances by seagoing vessel

GB/T12303-1990海船声号器具的声压级测量

The method of average sound pressure level and average sound intensity was used for processing noise test data .

针对噪声测试结果，运用平均声压级法和声强平均法对试验数据进行处理。