sound pressure level

Sound pressure level within the region significantly less than the other regions.

这个区域内的声压级明显的低于其他区域.

While using detune method can minimize the global sound pressure level with the expense of signal collection and feedback control.

解调策略的优点是能将全局声学指标降到最低，但在实际应用中噪声信号的采集和反馈控制代价过高。

Peak-to-peak equivalent sound pressure level.

峰到峰值等效声压级.

It was also found that the sound pressure level difference was lower in equal, symmetric room than in unequal, asymmetric room configurations.

并且，声源室与受声室的体积以及两房间是否对称，皆对房间的隔声有影响。

Conclusion Dosimeter can be used to dynamically measure the real individual exposure level of noise for textile workers, the results measured by dosimeter may be equal or higher than those by traditional sound pressure levels using sound level meter.

结论噪声个体计量仪可以连续动态记录挡车工的实际噪声暴露，其结果高于或等于声级计定点测量结果。

the biological effect of infrasound is determined by frequency, sound pressure level and the time of exposure to infrasound, etc. what is more, it has something to do with the biophysical and biochemical properties of the organism itself.

次声的生物学效应取决于次声的频率、声压级水平、次声作用时间等参数，并与生物体本身的生物物理学、生物化学等特性有关。

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 important factors influenced on engine subjective impressions are loudness, impulsiveness, and frequency characteristics which can be quantified by A-weighted sound pressure level, kurtosis and high frequency level.

结果发现，影响发动机噪声的主观感觉的主要参数为响度特性、脉动性以及频率特性。这些特性可分别用A计权声级、峭度和高频级来加以量化。

[ Methods] Instant monitoring and equivalent continuous A-weighted sound pressure level monitoring were applied to monitor the noise intensity in 3 workplaces with incontinuous and unstable noise.

方法选择有噪声作业的3个场所，且噪声是不连续、非稳态噪声，分别用瞬时测定方法和等效连续A声级测定方法对噪声强度进行测定。

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

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。

the relationship between sound power level and sound pressure level radiated by the fan in a suck pipe

吸气管道中风机辐射的声功率级与声压级的关系

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

厅堂中总声压级的修正计算

Booster compressor noise has the characteristics of wide frequency band, intense low fre-quency sound and considerably high total sound pressure level.

增压机噪声具有频带宽、低频声强烈，且总声级又相当高的特性。