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sur le même niveau |
в одной плоскости: 15 phrases in 11 subjects |
Cables and cable production | 2 |
Construction | 1 |
Forestry | 1 |
General | 2 |
Mathematics | 2 |
Mechanic engineering | 1 |
Medical appliances | 1 |
Military | 1 |
Oil and gas technology | 1 |
Radio | 1 |
Technology | 2 |