单选:MIDI是计算机中的一种声音文件格式,该文件中记录的是()。A.波形数据B.声道C.乐谱D.MIDI量化位数和采样频率

题目内容:
MIDI是计算机中的一种声音文件格式,该文件中记录的是()。
A.波形数据
B.声道
C.乐谱
D.MIDI量化位数和采样频率
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