教室声环境的灰色关联度综合评价

Comprenhensive evaluation of classroom acoustics by grey correlative degree analysis

选用出混响时间T20、信噪比、语言清晰度D50这三个评价语言厅堂音质参量指标,应用灰色关联度分析方法对广西大学不同的阶梯教室和普通教室的声环境做了详细的排序和评价,从而提出,构建阶梯教室不能忽略声环境的营造,装饰吸声材料的阶梯教室音质最好.

Sound environment, among several different kinds of ladders- or simple classroom, has been investigated and argued via grey correlative degree analysis. The point of view was presented, constructing harmonious sound field couldn＇t be despised in theater and the good quality of acouticst with sound absorption material.