| |||
drilling | |||
bore (inw. diameter); calibre (inw. diameter) | |||
conduit | |||
bore hole; boring; drill hole; hole; well | |||
drilling of shot-holes | |||
bore |
boring: 42 phrases in 13 subjects |
Coal | 6 |
Earth sciences | 2 |
Environment | 1 |
General | 14 |
Industry | 5 |
Life sciences | 1 |
Materials science | 1 |
Mechanic engineering | 4 |
Medical | 1 |
Metallurgy | 1 |
Mining | 1 |
Oil / petroleum | 2 |
Transport | 3 |