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(1)反复听包含各种频率成分及其强弱变化的试音碟。(2)听交响乐,分辨各种乐器的音色和旋律。(3)听人声演唱,掌握各类人声的音色和旋律。
(1) repeatedly listen to a variety of frequency components and changes in the strength of the audition disc. (2) Listen to symphony, distinguish the timbre and melody of various instruments. (3) Listen to the human voice singing, master all kinds of human voice and melody.