 |
| |||
| 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 |
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