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DEVICE FOR TRAINING MUSICAL RHYTHM AND SOUND DYNAMICS
DEVICE FOR TRAINING MUSICAL RHYTHM AND SOUND DYNAMICS
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机译:训练音乐节奏和声音动力学的装置
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摘要
1.device for teaching musical rhythm and данамике soundson the basis of which смонтированную bar it embodied therein at an angle relative to one another and with the possibility of contact between a п
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