 |
| |||
| dean-end bottom cementing plug | |||
| пробка цементировочная нижняя: 7 phrases in 3 subjects |
| Oil / petroleum | 5 |
| Sakhalin | 1 |
| Technology | 1 |
|
| |||
| dean-end bottom cementing plug | |||
| пробка цементировочная нижняя: 7 phrases in 3 subjects |
| Oil / petroleum | 5 |
| Sakhalin | 1 |
| Technology | 1 |