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switching gear : 52 phrases in 12 subjects |
Astronautics | 2 |
Aviation | 1 |
Construction | 4 |
Drilling | 1 |
Electrical engineering | 29 |
Electronics | 5 |
Mass media | 1 |
Molikpaq | 1 |
Oil and gas technology | 1 |
Rail transport | 2 |
Technology | 3 |
Telecommunications | 2 |