| |||
| fond de bruit | |||
| fond sonore; milieu sonore | |||
|
noise background : 24 phrases in 12 subjects |
| Automated equipment | 3 |
| Communications | 1 |
| Earth sciences | 1 |
| Electronics | 4 |
| Environment | 5 |
| General | 2 |
| Health care | 1 |
| Life sciences | 1 |
| Natural sciences | 2 |
| Radiation | 1 |
| Remote sensing | 1 |
| Technology | 2 |