пылеулавливание: 58 phrases in 13 subjects |
Automobiles | 1 |
Cement | 2 |
Construction | 5 |
Electronics | 2 |
Energy industry | 5 |
General | 2 |
Geology | 1 |
Metallurgy | 9 |
Mining | 2 |
Natural resourses and wildlife conservation | 14 |
Nonferrous industry | 1 |
Occupational health & safety | 4 |
Technology | 10 |