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1·Typical view of a 1:3 Octave Band Analysis using Acoustic Toolbox software.

一个典型视图1：3倍频带声工具箱分析中的应用软件。

2·The usual stored information may consist of the 'a' Weighted Leq, LN values, SPL values and perhaps 1:3 Octave Band information for tonal analysis.

通常存储的信息可能包括的' a '加权的Leq, LN的值，声压值，也许1：3倍频为音调分析信息。

3·The theoretical and experimental results are presented, which show the low axial ratio and low loss characteristics over octave frequency band of the polarizer.

给出理论和实验结果，证明了这种四层曲折圆极化器可以在倍频程范围内得到良好的低轴比、低损耗特性。

4·A lot of complex functions, such as 1/3 octave analysis, sound power, tonality narrow band analysis, vibration spectrum, have been solved.

解决噪声1/3倍频程、声功率、音调窄带谱，振动频谱等复杂功能的在线分析与处理。

5·In the FFT based algorithm for octave CPB spectrum, the frequency leakage causes big calculation errors in each frequency band.

基于FFT的倍频程CP B谱实现算法中，由于FFT变换时频谱泄漏的影响，导致倍频程CP B谱许多频段出现较大的计算误差。