| |||
| time sequencing | |||
|
следование во времени : 5 phrases in 3 subjects |
| Information security and data protection | 3 |
| Rail transport | 1 |
| Security systems | 1 |
| |||
| time sequencing | |||
|
следование во времени : 5 phrases in 3 subjects |
| Information security and data protection | 3 |
| Rail transport | 1 |
| Security systems | 1 |