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上海民族乐器一厂经过长时间的摸索和试验,最近研制成功一种塑料二胡。这种塑料二胡的琴筒和振动膜均采用塑料制成,不
After a long period of exploration and experimentation, Shanghai National Instrument Factory successfully developed a plastic erhu recently. This plastic erhu piano cylinder and diaphragm are made of plastic, no