никель: 101 phrase in 15 subjects |
Accumulators | 1 |
Astronautics | 3 |
Automated equipment | 1 |
Chemistry | 26 |
Electronics | 1 |
General | 1 |
Geology | 19 |
Mechanic engineering | 6 |
Medical appliances | 1 |
Metallurgy | 27 |
Mineralogy | 1 |
Physics | 2 |
Polygraphy | 1 |
Radio | 2 |
Technology | 9 |