certification standards: 16 phrases in 12 subjects |
Aviation | 1 |
Drilling | 1 |
Ecology | 2 |
General | 2 |
Human resources | 1 |
Military | 1 |
Name of organization | 1 |
Nautical | 1 |
Occupational health & safety | 1 |
Quality control and standards | 1 |
Sakhalin | 3 |
Technology | 1 |