 |
| |||
| acoustic impedance; acoustical impedance; characteristic acoustic impedance; characteristic acoustical impedance | |||
| Schallimpedanz: 4 phrases in 2 subjects |
| Physical sciences | 3 |
| Physics | 1 |
|
| |||
| acoustic impedance; acoustical impedance; characteristic acoustic impedance; characteristic acoustical impedance | |||
| Schallimpedanz: 4 phrases in 2 subjects |
| Physical sciences | 3 |
| Physics | 1 |