 |
| |||
| квалификация по эксплуатационной безопасности (qwarty) | |||
| safety qualification: 3 phrases in 3 subjects |
| Labor organization | 1 |
| Medical | 1 |
| Occupational health & safety | 1 |
|
| |||
| квалификация по эксплуатационной безопасности (qwarty) | |||
| safety qualification: 3 phrases in 3 subjects |
| Labor organization | 1 |
| Medical | 1 |
| Occupational health & safety | 1 |