 |
| |||
| nivel acústico continuo equivalente | |||
|
average level : 26 phrases in 13 subjects |
| Communications | 2 |
| Earth sciences | 2 |
| Economics | 1 |
| Electronics | 5 |
| Environment | 4 |
| Finances | 1 |
| Health care | 3 |
| Life sciences | 1 |
| Mathematics | 1 |
| Meteorology | 3 |
| Radio | 1 |
| Scientific | 1 |
| Statistics | 1 |