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| коммутационное гнездо | |||
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switching jack : 10 phrases in 8 subjects |
| Communications | 1 |
| Construction | 1 |
| Information technology | 1 |
| Music | 1 |
| Rail transport | 1 |
| Robotics | 1 |
| Telecommunications | 2 |
| Transport | 2 |
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