人耳最敏感的声波频率为
A. 100 ~ 300Hz B. 500 ~ 1OOOHz C. 20 ~ 20000Hz D. 1000 ~ 3000Hz
2023-05-30
参考答案:D
人耳最敏感的声波频率是1000 ~3000HZ,人耳能感受的振动频率是20 ~ 20000Hz,人类语言频 率的分布范围是300 ~ 3000Hz。
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