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| regia centrale | |||
| centrale operativa; dirigenza centrale | |||
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Central Control : 32 phrases in 12 subjects |
| Communications | 10 |
| Computers | 1 |
| Electronics | 1 |
| Energy industry | 1 |
| Finances | 1 |
| General | 1 |
| Information technology | 2 |
| Measuring instruments | 1 |
| Radio | 1 |
| Rail transport | 1 |
| Taxes | 2 |
| Transport | 10 |