The following diagram shows the audible range of a normal human ear.
以下图表显示正常人耳的听觉范围。
The cutting sound signal in audible range includes a plenty of tool-wear information.
可听阈内的切削声信号包含着丰富的刀具磨损信息。
The cutting sound signal in audible range includes a plenty of tool-wear information.
可听阈内的切削声信号包含着丰富的刀具磨损信息。
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