Operational | Navigation
| navigation | |
| comp., net. | навигација |
| English thesaurus | |||
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| opl | |||
| op; oper; opnl | |||
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Operational : 8 phrases in 6 subjects |
| Economics | 2 |
| Electrical engineering | 1 |
| Electricity generation | 1 |
| Electronics | 2 |
| Mathematics | 1 |
| Thermal Energy | 1 |