statistical sound power absorption coefficient

例句：

1. 1.The statistical sound power absorption coefficient of the building is very high.
   这座建筑的统计声功率吸收系数非常高。
2. 2. The sound absorption coefficient of the material is determined by its density and composition.
   该材料的声吸收系数由其密度和组成决定。
3. 3.The absorption coefficient of the material can be improved by adding certain additives.
   通过添加某些添加剂，可以提高材料的吸收系数。