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шариковый | |||
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шариковый |
a sfera : 106 phrases in 13 subjects |
Chemistry | 3 |
Construction | 3 |
General | 10 |
Machine components | 2 |
Mathematics | 3 |
Mechanic engineering | 1 |
Mechanics | 1 |
Medical | 6 |
Metallurgy | 3 |
Military | 11 |
Oil and gas technology | 1 |
Radio | 1 |
Technology | 61 |