| |||
tunneling | |||
header; opening driving; tunnel driving | |||
sink working | |||
place driving; roadway construction | |||
roadheading |
проходка выработки : 142 phrases in 13 subjects |
Coal | 3 |
Construction | 3 |
Electronics | 1 |
General | 4 |
Geology | 1 |
Gold mining | 17 |
Makarov | 6 |
Military | 4 |
Mining | 73 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Technology | 27 |
Transport | 1 |