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классификация поверхности (Iryna_mudra) | |||
разделение поверхностей трения (jagr6880) |
surface separation : 24 phrases in 13 subjects |
Astronautics | 2 |
Aviation | 1 |
Geology | 1 |
Makarov | 8 |
Mathematics | 2 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Metrology | 1 |
Nautical | 2 |
Oil and gas | 2 |
Technology | 1 |
United Nations | 1 |
Ventilation | 1 |