roughening: 24 phrases in 15 subjects |
Construction | 3 |
Dentistry | 2 |
Electronics | 3 |
Entomology | 1 |
General | 1 |
Makarov | 3 |
Medical appliances | 1 |
Metallurgy | 1 |
Polygraphy | 1 |
Polymers | 1 |
Solar power | 1 |
Technology | 2 |
Transport | 1 |
Welding | 2 |
Радиоактивное излучение | 1 |