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在家看“电影”无疑是一般人最经济实惠的娱乐方式之一。随着观众对影片质量要求的提高, 影片的压缩标准也不断推陈出新,从上世纪主流的 VCD到本世纪初流行的DVD,再到今天非常热门的 HDTV,都是为了顺应人们越来越挑剔的眼光。就画面与声音的效果而言,早先的“家庭式电影”与真正
Watching “movies” at home is undoubtedly one of the most affordable forms of entertainment for the average person. As viewers have raised the demand for video quality, video compression standards have been continuously updated. From the mainstream VCD in the last century to the popular DVD in the beginning of this century, to the very popular HDTV today, all are in response to the increasingly critical people vision. In terms of screen and sound effects, the earlier “home movies” and real