 |
| |||
| 峰值噪声 | |||
| peak noise: 16 phrases in 7 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Aviation | 2 |
| Oil / petroleum | 1 |
| Space | 5 |
| Technology | 3 |
| Telecommunications | 2 |
|
| |||
| 峰值噪声 | |||
| peak noise: 16 phrases in 7 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Aviation | 2 |
| Oil / petroleum | 1 |
| Space | 5 |
| Technology | 3 |
| Telecommunications | 2 |