 |
| |||
| working environment engineering (AD Alexander Demidov); workplace engineering (AD Alexander Demidov) | |||
| ensuring labour conditions | |||
| обеспечение условий труда: 5 phrases, 2 sujets |
| Général | 4 |
| Sakhaline | 1 |
|
| |||
| working environment engineering (AD Alexander Demidov); workplace engineering (AD Alexander Demidov) | |||
| ensuring labour conditions | |||
| обеспечение условий труда: 5 phrases, 2 sujets |
| Général | 4 |
| Sakhaline | 1 |