最终结果均应折算至声功率级。
声压级及声功率级的测量和计算。
Measurement and calculation of sound pressure level and sound power level.
噪声，声功率，隔声。
ASAC系统最终的目的是控制辐射声功率。
随着超声功率的增加，改善作用的效果越明显。
辐射压力法测量声功率是一种常用的超声功率测量方法。
Radiation pressure method is often used in ultrasound power measurement.
根据相位噪声功率谱的幂律模型，近似地模拟了相位噪声。
Flicker noise is approximately simulated by power law model of phase noise spectral density.
根据相位噪声功率谱的幂律模型，近似地模拟了相位噪声。
Flicker noise is approximately simulated by power law model of phase noise spectral density.
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