 |
| maintenance section: 39 phrases in 14 subjects |
| Armored vehicles | 3 |
| Artillery | 2 |
| Astronautics | 2 |
| Energy industry | 1 |
| International Monetary Fund | 1 |
| Logistics | 5 |
| Military | 16 |
| Oil / petroleum | 1 |
| Quality control and standards | 1 |
| Rail transport | 1 |
| Road construction | 1 |
| Shipbuilding | 1 |
| Technology | 3 |
| United Nations | 1 |