| |||
trépan m; outil de sondeuse | |||
couronne de forage; fleuret m | |||
foret m | |||
outil de forage | |||
| |||
couronnes de forage parties de machines | |||
| |||
outil de sondeuse |
drill-bit : 15 phrases in 7 subjects |
Coal | 7 |
Construction | 2 |
Earth sciences | 1 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Technology | 1 |
Transport | 2 |