3 要達到好的語音接收(speech perception)效果,下列何者是最重要的因素?
(A)整體噪音音量(overall background noise level )
(B)整體訊號音量(overall signal level)
(C)混響時間(reverberation time)
(D)訊噪比(signal-to-noise ratio )

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統計: A(0), B(0), C(0), D(51), E(0) #1151652