 |
| |||
| band pressure level (частот) | |||
| уровень давления в полосе: 9 phrases in 6 subjects |
| Acoustics | 1 |
| Aviation | 1 |
| Electronics | 4 |
| Makarov | 1 |
| Technology | 1 |
| Telecommunications | 1 |
|
| |||
| band pressure level (частот) | |||
| уровень давления в полосе: 9 phrases in 6 subjects |
| Acoustics | 1 |
| Aviation | 1 |
| Electronics | 4 |
| Makarov | 1 |
| Technology | 1 |
| Telecommunications | 1 |