When in 1948 皮埃尔 舍费尔 gave the name 具体 to the 音乐 which he 发明 he wanted to 证明 that this new 音乐 started from the concrete 声音 材料 from 听 声音 and then 寻求 to 抽象 音乐 价值 from it This is the opposite of 古典 音乐 which starts from an 抽象 概念 and 记谱法 leading to a concrete 表演 舍费尔 wanted to 反应 against the excess of 抽象 of the period but he did 不 shy away from reconquering this 音乐 抽象 A reconquering which for him had 一定 to go through a return to the concrete 源 - Michel Chion 1983 Guide des Objets Sonores Eds Buchet/Chastel Paris 1995 translation by John Dack/Christine North