| |||
secondary crushing | |||
medium crushing; medium grinding | |||
intermediate crushing |
среднее дробление : 18 phrases in 9 subjects |
Construction | 2 |
Geology | 1 |
Gold mining | 1 |
Makarov | 2 |
Metallurgy | 1 |
Mining | 6 |
Plastics | 1 |
Silicate industry | 1 |
Technology | 3 |