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граница элемента |
element boundary : 42 phrases in 12 subjects |
Automated equipment | 1 |
Aviation | 4 |
Construction | 1 |
Makarov | 15 |
Mathematics | 4 |
Military | 2 |
Mining | 1 |
Nanotechnology | 2 |
Nuclear and fusion power | 1 |
Physics | 7 |
Road works | 2 |
Technology | 2 |