waste utilization : 26 phrases in 12 subjects |
Combustion gas turbines | 1 |
Construction | 2 |
Ecology | 4 |
Food industry | 2 |
Forestry | 2 |
Makarov | 2 |
Mathematics | 1 |
Medical | 1 |
Metallurgy | 1 |
Natural resourses and wildlife conservation | 8 |
Pulp and paper industry | 1 |
Silicate industry | 1 |