A . <20Hz
B . 20~20000UHz
C . >20000Hz
D . 200~2000Hz
E . >2000Hz
[单选题]人耳能感觉到的声频范围是A.<20HZB.20~20 000HzC.>2 000HZD.>20 000HZE.200~20 000HZ
[单选题]人耳能感觉到的声频范围是()。A . <20HzB . 20~20000UHzC . >20000HzD . 200~2000HzE . >2000Hz
[单选题]人耳能感觉到的声频范围是A.<20HzB.20~20000HzC.>2000HzD.>20000HzE.200~20000Hz
[单选题]人耳能感觉到的声频范围是A.<20HzB.>20000HzC.20~20000HzD.200~2000HzE.>2000Hz
[单选题]人耳能感觉到的声频范围是A.<20HzB.20~20000HzC.>20000HzD.200~2000HzE.>2000Hz
[单选题]人耳能感觉到的声频范围是A.<20HzB.20~20000HzC.>20000HzD.200~2000HzE.>2000Hz
[单选题]人耳能感觉到的声频范围是A.<20HzB.20~20000UHzC.>20000HzD.200~2000HzE.>2000Hz
[单选题]人耳能感觉到的声频范围是A.<20HzB.20~20000UHzC.>20000HzD.200~2000HzE.>2000Hz
[单选题]人耳能感觉到的声频范围是A.20000HzD.200~2000HzE.>2000Hz
[单选题]声频率简称声频或频率,度量单位为赫兹(Hz)。人耳能感觉到的声音频率范围是()。A . 20~20000HzB . 200~20000HzC . 200~2000HzD . 20~2000Hz