| |||
| girth half (of derrick) | |||
| girth half (буровой вышки) | |||
| girth half (вышки) | |||
|
полупояс : 1 phrase in 1 subject |
| Oil and gas technology | 1 |
| |||
| girth half (of derrick) | |||
| girth half (буровой вышки) | |||
| girth half (вышки) | |||
|
полупояс : 1 phrase in 1 subject |
| Oil and gas technology | 1 |