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【多选题】
以下关于视频编码的说法正确的有()A.
MPEG是系列视频编码标准
B.
H .26X不是一种视频编码标准而是一种视频格式
C.
MPEG是Moving Picture Experts Group的缩写
D.
AV S音视频编码是中国支持制定的新一带编码标准
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