 |
| |||
| testing certificate | |||
| certificate of proof | |||
| test certificate | |||
| акт о проведении испытаний: 10 phrases in 3 subjects |
| Karachaganak | 1 |
| Oil / petroleum | 4 |
| Oil and gas | 5 |
|
| |||
| testing certificate | |||
| certificate of proof | |||
| test certificate | |||
| акт о проведении испытаний: 10 phrases in 3 subjects |
| Karachaganak | 1 |
| Oil / petroleum | 4 |
| Oil and gas | 5 |