 |
 |
 |
 |
 |
|
|---|---|---|---|---|---|
| 1 | acoustic absorptivity | 吸音率 | |||
| 2 | sound absorption coefficient | 吸音率 | |||
| 3 | average sound absorption coefficient | 平均吸音率 | |||
| 4 | random incidence sound absorption coefficient | ランダム入射吸音率 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | acoustic absorptivity | 吸音率 | |||
| 2 | sound absorption coefficient | 吸音率 | |||
| 3 | average sound absorption coefficient | 平均吸音率 | |||
| 4 | random incidence sound absorption coefficient | ランダム入射吸音率 | |||