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torsion element |
периодический элемент: 26 phrases in 11 subjects |
Antennas and waveguides | 1 |
Chemistry | 3 |
Electronics | 3 |
General | 2 |
Makarov | 1 |
Metallurgy | 2 |
Nuclear physics | 3 |
Oil / petroleum | 4 |
Programming | 2 |
Quality control and standards | 1 |
Technology | 4 |