 |
| |||
| attenuation characteristic; cutoff characteristic | |||
| характеристика ослабления: 6 phrases in 5 subjects |
| Aviation | 1 |
| Firefighting and fire-control systems | 1 |
| Lasers | 1 |
| Makarov | 1 |
| Mass media | 2 |
|
| |||
| attenuation characteristic; cutoff characteristic | |||
| характеристика ослабления: 6 phrases in 5 subjects |
| Aviation | 1 |
| Firefighting and fire-control systems | 1 |
| Lasers | 1 |
| Makarov | 1 |
| Mass media | 2 |