请画出MPEG-1视频编码的原理框图，说明框图中每个模块的功能，并回答下列问题： （）在DCT变换之后进行Zig-zag扫描的目的是什么？

All the members of BRICS are industrialized countries.

单项选择题All the members of BRICS are industrialized countries.

Usually, on Chinese New Year’s eve for the reunion dinn...

未知题型Usually, on Chinese New Year’s eve for the reunion dinner, the fish “yu” is one of the most popular foods, and it is served whole, with head and tail attached, symbolizing a good beginning and ending

下面汉语并列句的英译正确： 这个房间既可以作教室，又可以作办公室。 译文：This room may be u...

未知题型下面汉语并列句的英译正确： 这个房间既可以作教室，又可以作办公室。 译文：This room may be used both a classroom as well as an office.