 |
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| эксплуатация и техническое обслуживание | |||
| operating and maintenance: 31 phrases in 12 subjects |
| Advertising | 2 |
| Caspian | 1 |
| Energy industry | 3 |
| General | 2 |
| Military | 5 |
| Oil / petroleum | 1 |
| Oilfields | 2 |
| Production | 1 |
| Security systems | 2 |
| Technology | 5 |
| Telecommunications | 6 |
| Uncommon / rare | 1 |