| |||
| pit-head | |||
| head-work; poppet-head; headframe | |||
| derrick; poppet | |||
| drop-hammer; pile-driver; impact machine; pile driver; ram engine | |||
|
копер : 13 phrases in 8 subjects |
| Construction | 1 |
| General | 2 |
| Metallurgy | 1 |
| Mining | 2 |
| Oil and gas | 4 |
| Road construction | 1 |
| Technology | 1 |
| Transport | 1 |