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| пооперационный контроль | |||
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operation checking : 15 phrases in 12 subjects |
| Automated equipment | 2 |
| Aviation | 1 |
| Ecology | 1 |
| Economics | 1 |
| Makarov | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Production | 1 |
| Rail transport | 1 |
| Silicate industry | 1 |
| Technology | 3 |
| Transport | 1 |