 |
| |||
| certification scheme | |||
| порядок сертификации: 3 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Quality control and standards | 1 |
|
| |||
| certification scheme | |||
| порядок сертификации: 3 phrases in 3 subjects |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Quality control and standards | 1 |