倍频带
Method Two experimental groups of guinea pigs were conditioned using a 0.5 kHz octave band noise ( OBN) at 85 dB, 6 h/ d for 4 d. The subjects were allowed to recover for 3 d after conditioning.
方法两组声预处理组豚鼠在中心频率0.5kHz85dB倍频带噪声作用下,连续暴露4d(6h/d)后,在无噪声情况下恢复3d。
Octave Band BAW Microwave Delay Line
倍频程宽带声体波微波延迟线
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