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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
The sound quality of Ningbo Gymnasium has been poor for 5 years. The article pointed out the reasons for the bad sound quality, introduced the technology of sound quality rebuilding index, design and calculation method, space sound absorber and sound absorbing wall material, structure configuration design and so on. Field test and subjective evaluation, achieved satisfactory sound quality, meet the design requirements