 |
| |||
| sucker rod pumping unit (MichaelBurov); sucker-rod pumping unit (MichaelBurov) | |||
| штанговая насосная скважинная установка: 4 phrases in 2 subjects |
| Oil / petroleum | 3 |
| Technology | 1 |
|
| |||
| sucker rod pumping unit (MichaelBurov); sucker-rod pumping unit (MichaelBurov) | |||
| штанговая насосная скважинная установка: 4 phrases in 2 subjects |
| Oil / petroleum | 3 |
| Technology | 1 |