The sonic signature needs to keep the treble detail, but increase the frequency spectrum and add a more full sound.
声音特色方面，要保持高音的细节，但增加频响宽度，增加更多的饱满的声音。
Sonic loading is a high frequency, broadband random process. Basic cycle counting methods, which are prevalently used in time domain, are difficult to be applied.
噪声载荷是一种高频、宽带随机载荷，在低循环疲劳寿命预测中被广泛采用的时域计数法很难直接利用。
The paper introduces a kind of sonic method by which frequency of impacter is measured.
介绍了一种声波法测冲击器频率的方法。
The result of analogue test shows that frequency of impacter measured by sonic method consists with actual frequency and the method is feasible.
模拟试验结论表明，声波法测出的冲击频率与实际频率是一致的，具有可行性。
It presents obvious frequency dispersion effect and its sonic velocity increases along with the incident frequency increase.
岩体是具有多种微结构的复杂体，具有明显的频散效应。
The higher the frequency of the artificial earthquake wave, electromagnetic wave and sonic wave, the higher the resolution, but the attenuation is very fast and the exploration depth is very shallow.
人工地震波、电磁波和声波的频率越高，分辨率越高，但衰减快，可探测深度也降低。
Based on the principle of sonic resonance, resonant frequency and damping capacity are used as two parameters to test the volume online quickly.
依据音频共振原理，利用共振频率和内耗两个音频参数的共同作用，快速在线检测弹体药室容积，并用此法与传统的“水称重”法进行理论和实验对比分析。
The propagation of acoustic waves in sonic crystals is analyzed by means of acoustic equi-frequency surfaces.
通过波矢空间等频线的方法来分析声子晶体中声波的传播。
As the sound field of coaxial enclosure is stable in all directions and entire frequency spectrum, all listeners can be covered at an even sonic performance within a beamwidth.
同轴音箱所及声场在各方向和声谱上稳定的，所覆盖的听众均可在相同波束宽度内获得均衡的音响效果。
As the sound field of coaxial enclosure is stable in all directions and entire frequency spectrum, all listeners can be covered at an even sonic performance within a beamwidth.
同轴音箱所及声场在各方向和声谱上稳定的，所覆盖的听众均可在相同波束宽度内获得均衡的音响效果。
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