 |
| |||
| safety train | |||
| safety channel | |||
| канал безопасности: 10 phrases in 6 subjects |
| Construction | 2 |
| Electronics | 1 |
| Information security and data protection | 2 |
| Nuclear and fusion power | 2 |
| Security systems | 2 |
| Telecommunications | 1 |
|
| |||
| safety train | |||
| safety channel | |||
| канал безопасности: 10 phrases in 6 subjects |
| Construction | 2 |
| Electronics | 1 |
| Information security and data protection | 2 |
| Nuclear and fusion power | 2 |
| Security systems | 2 |
| Telecommunications | 1 |