auditory spectrum
n. The range of normal hearing, which runs from about 20 Hz to about 20,000 Hz. However, the range of human speech, 250 Hz to 4,000 Hz, is heard much better than are extreme tones at either end of the spectrum.
n. The range of normal hearing, which runs from about 20 Hz to about 20,000 Hz. However, the range of human speech, 250 Hz to 4,000 Hz, is heard much better than are extreme tones at either end of the spectrum.
没有要显示的评论
没有要显示的评论