| |||
mud bit | |||
diamond point bit | |||
center bit; diamond bit; diamond-point bit; spud bit | |||
spade | |||
pointed bit; pick chisel |
пикообразное долото: 15 a las frases, 5 temas |
Campos de petróleo | 3 |
Petróleo | 8 |
Petróleo y gas | 2 |
Sajalín | 1 |
Tecnología de petróleo y gas | 1 |