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中国大学MOOC答案
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Audio files in WAV format do not use compression algorithm, so they have good sound restorability, strong stereoscopic impression and relatively large file capacity.
Audio files in WAV format do not use compression algorithm, so they have good sound restorability, strong stereoscopic impression and relatively large file capacity.
中国大学MOOC答案
数据帝
2024-04-09
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A、正确
B、错误
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MPEG video compression standards include MPEG-1, MPEG-2, MPEG-4, MPEG-7 and MPEG-21.
The higher the sampling frequency, the closer the discrete digitized sound wave is to its original waveform.
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Generally speaking, the higher the sound quality is required, the higher the quantization level and the lower the sampling frequency is.
The higher the sampling frequency, the closer the discrete digitized sound wave is to its original waveform.
MPEG video compression standards include MPEG-1, MPEG-2, MPEG-4, MPEG-7 and MPEG-21.
Which is incorrect among the following statements about the “masking effect”?