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| квалификационная аттестация рабочего персонала | |||
| аттестация персонала | |||
| сертификация (работника) | |||
| personnel certification: 17 phrases in 9 subjects |
| Apollo-Soyuz | 1 |
| Caspian | 2 |
| Ecology | 2 |
| Energy industry | 1 |
| General | 5 |
| Name of organization | 1 |
| Quality control and standards | 1 |
| Technology | 1 |
| Welding | 3 |