base maintenance : 47 phrases in 18 subjects |
Aeronautics | 2 |
Agriculture | 1 |
Astronautics | 3 |
Aviation | 2 |
Caspian | 3 |
Economy | 2 |
Information technology | 1 |
Logistics | 2 |
Metallurgy | 1 |
Military | 18 |
Nuclear and fusion power | 1 |
Oil and gas | 2 |
Oil and gas technology | 1 |
Production | 1 |
Programming | 2 |
Sakhalin S | 1 |
SAP tech. | 1 |
Technology | 3 |