【摘要】 宁波体育馆建成 5年来音质一直不佳 ,文章指出了音质不良的原因 ,介绍了音质改建指标、设计计算方法、空间吸声体和吸声墙面用料、结构的配置设计等技术 ,改建后经现场测试与主观评价 ,取得了满意的音质效果 ,达到了设计要求更多还原

【Abstract】 Younger Gymnasium has acoustical problem since it was constructed five years ago.In this paper,the cause of acoustical problem,acoustical parameters and the method of design and calculation have been analysed.The paper also gives the arrangement and structure of absorbent.The results of field testing and subjective evaluation showed that the acoustical design reach a desired effect.更多还原