десульфурация: 56 phrases in 10 subjects |
Ecology | 7 |
Gas processing plants | 8 |
Makarov | 2 |
Metallurgy | 13 |
Natural resourses and wildlife conservation | 2 |
Oil / petroleum | 2 |
Oil and gas technology | 1 |
Oil processing plants | 1 |
Technology | 18 |
Textile industry | 2 |