Even from a physical, acoustic point of view, discreteness must be more than an artifact.
即使从物理与声学的角度来看，语音的分离性也一定不止是假象而已。
2
This is the physical fundament of acoustic vector signal processing.
这是声矢量信号处理的物理基础。
3
The special chemical and physical environment arising from acoustic cavitation can provide a unique means for the preparation of novel materials with unusual properties.