 |
| |||
| mud bit | |||
| diamond point bit | |||
| center bit; diamond bit; diamond-point bit; spud bit | |||
| spade | |||
| pointed bit; pick chisel | |||
|
пикообразное долото : 15 phrases, 5 sujets |
| Champs de pétrole | 3 |
| Pétrole / pétrole | 8 |
| Pétrole et gaz | 2 |
| Sakhaline | 1 |
| Technologie pétrolière et gazière | 1 |