maintenance facility : 65 phrases in 15 subjects |
Astronautics | 8 |
Aviation | 3 |
Caspian | 3 |
Energy industry | 7 |
Industry | 1 |
Medical | 1 |
Military | 19 |
Natural resourses and wildlife conservation | 2 |
Nautical | 1 |
Oil and gas | 2 |
Oil and gas technology | 1 |
Sakhalin | 1 |
Technology | 12 |
Transport | 1 |
Weapons of mass destruction | 3 |