求翻译：始建于秦朝而在汉武帝时得到极大加强的乐府，是中央集权封建国家为实现其对音乐文化的控制而设置的机构。它的建立，对当时音乐文化的发展产生了重大的影响。乐府里集中了1000多个来自全国各地区、各民族的优秀的音乐家，广泛地采集全国各地区、各民族的民间音乐，并在这基础上进行程度不同的加工提高或改编创作。这些新作，既有《郊祀歌》之类用于郊丘祭祀等典礼的音乐,也有郊庙祭典之外的音乐。它们的运用,使汉代的宫廷音乐呈现出与旧时奴隶主宫廷雅乐迥然不同的面貌。所谓“皆以郑声施于朝廷”，“常御及郊庙皆非雅声”（《汉书?礼乐志》），都说明当时的宫廷音乐深受民间音乐的影响。是什么意思？

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In the Qin Dynasty has been greatly enhanced when you persevere the symphonic music, which is centralized feudal state to achieve its music culture and set of control of the body. It was created at that time, the development of a culture of music has had a major impact. Symphonic music, and more tha

Was founded in the Qin dynasty, when Emperor Wu greatly strengthen the dynasty, is the centralized feudal State in order to achieve set%