| |||
| удостоверение проверки (Yeldar Azanbayev); удостоверение о проверке знаний (Yeldar Azanbayev) | |||
|
knowledge assessment certificate : 5 phrases in 3 subjects |
| Occupational health & safety | 1 |
| Oilfields | 2 |
| Production | 2 |
| |||
| удостоверение проверки (Yeldar Azanbayev); удостоверение о проверке знаний (Yeldar Azanbayev) | |||
|
knowledge assessment certificate : 5 phrases in 3 subjects |
| Occupational health & safety | 1 |
| Oilfields | 2 |
| Production | 2 |