A.50Hz~7000Hz
B.200Hz~3400Hz
C.300Hz~3000Hz
D.50Hz~20000Hz
[单选题]高保真立体声音频信号的频率范围是( )。A.50Hz~7000HzB.200Hz~3400HzC.300Hz~3000HzD.50Hz~20000Hz
[单选题]VHS高保真六磁头录像机的立体声音频信号使用()记录。A .固定磁头B .调幅方式C .调频方式D .脉冲方式
[单选题]高保真立体声品质声音的采样频率是()。A.8kHzB.22.050kHzC.11.025kHzD.44.1kHz
[单选题]高保真立体声品质声音的采样频率是()。A.8kHzB.22.050kHzC.11.025kHzD.44.1kHz
[单选题]高保真立体声品质声音的采样频率是()。A.8kHzB.22.050kHzC.11.025kHzD.44.1kHz
[单选题]高保真立体声的频带范围是()。A.10~20000HZB.50~7000HZC.20~15000HZD.200~3400HZ
[单选题]高保真立体声的频带范围是()。A.10~20000HZB.50~7000HZC.20~15000HZD.200~3400HZ
[单选题]高保真立体声的频带范围是()。A.10~20000HZB.50~7000HZC.20~15000HZD.200~3400HZ
[单选题]高保真立体声品质声音的量化精度是()。A.32bB.64bC.8bD.16b
[单选题]高保真立体声品质声音的量化精度是()。A.32bB.64bC.8bD.16b