 |
| |||
| stroke (MichaelBurov) | |||
| plunger stroke; travel of plunger; plunger stroke length | |||
| length of stroke | |||
| длина хода плунжера: 7 do fraz, 3 tematyki |
| Olej i gaz | 3 |
| Ropa / ropa naftowa | 2 |
| Technologia ropy i gazu | 2 |
|
| |||
| stroke (MichaelBurov) | |||
| plunger stroke; travel of plunger; plunger stroke length | |||
| length of stroke | |||
| длина хода плунжера: 7 do fraz, 3 tematyki |
| Olej i gaz | 3 |
| Ropa / ropa naftowa | 2 |
| Technologia ropy i gazu | 2 |