 |
| |||
| test certificate | |||
| testing certificate | |||
| certificate of proof | |||
| акт о проведении испытаний: 10 a las frases, 3 temas |
| Karachaganak | 1 |
| Petróleo | 4 |
| Petróleo y gas | 5 |
|
| |||
| test certificate | |||
| testing certificate | |||
| certificate of proof | |||
| акт о проведении испытаний: 10 a las frases, 3 temas |
| Karachaganak | 1 |
| Petróleo | 4 |
| Petróleo y gas | 5 |