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| Dreiexzeßcode m; Plus-Drei-Code n; Drei-Überschuß-Code f | |||
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| Drei-Überschuss-Code f; Drei-Excess-Code f; Stibitz-Code; Plus-Drei-Code n | |||
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three-excess-code : 20 phrases in 5 subjects |
| Automated equipment | 6 |
| Computers | 6 |
| Information technology | 5 |
| Measuring instruments | 2 |
| Microelectronics | 1 |