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четырёхугольная форма | |||
четырёхугольник | |||
четырёхсторонник | |||
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тетрагон |
四边形 : 87 phrases in 13 subjects |
Astronomy | 6 |
Cartography | 1 |
Construction | 2 |
Electronics | 11 |
General | 25 |
Geology | 1 |
Mathematics | 14 |
Mechanic engineering | 2 |
Military | 2 |
Mineralogy | 1 |
Oil and gas | 2 |
Physics | 1 |
Technology | 19 |