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| Testsignal n; Prüfsignal n; Kontrollsignal n | |||
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signal de contrôle : 36 phrases in 12 subjects |
| Communications | 6 |
| Computers | 2 |
| Electronics | 5 |
| General | 1 |
| Information technology | 4 |
| Measuring instruments | 2 |
| Metallurgy | 1 |
| Patents | 1 |
| Rail transport | 3 |
| Telecommunications | 1 |
| Transport | 9 |
| Video recording | 1 |
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