вредные примеси : 18 phrases in 14 subjects |
Astronautics | 1 |
Automobiles | 1 |
Ecology | 1 |
Electrical engineering | 1 |
General | 1 |
Mass media | 1 |
Mechanic engineering | 3 |
Metallurgy | 2 |
Military | 1 |
Mining | 1 |
Oil / petroleum | 1 |
Sakhalin | 2 |
Sakhalin R | 1 |
Technology | 1 |