sound-pressure-level measurement的意思|示意

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。

With the measurement of average sound pressure level and sound power level, the noise reduction result of the oil pan made by sandwich steel plate was proved.

通过平均声压级和声功率级的测试验证了复合钢板试制的油底壳的降噪效果。

Sound pressure level (SPL) sound pressure level is a measurement of the pressure fluctuations of a sound wave as it propagates through the air.

声压级别声压级别是表示在空气中传播的声波的起伏压。