The acoustics characteristic of layer rocks and their characteristics of blast damage show a good correlation.
岩石声学特性与其爆炸加载损伤特征呈现出较好的相关性。
参考来源 - 层理岩石声学特性及其爆炸荷载作用下损伤特征试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
那让我想起另一个我们需要考虑的因素，建筑材料的声学特性，以及墙壁和地板的覆盖物。
That brings me to another variable we need to consider, the acoustic characteristics of the building materials as well as the wall and floor coverings.
因此，乐器的进化优化了它们的声学特性，且优化了乐器振动的方式，并将这些振动通过空气传到我们的耳膜。
So musical instruments evolved in ways that optimize their acoustical properties, how the instrument vibrates and sends those vibration through the air to our eardrums.
上述结果使我们能从断层像来推测液柱的声学特性。
These results enable us to estimate ultrasonic properties of a liquid cylinder by its echogram.
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