 |
| |||
| reversing ball valve (Scorz) | |||
| обратный шаровой клапан: 10 phrases in 8 subjects |
| General | 1 |
| Makarov | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Sakhalin | 1 |
| Technology | 2 |
| Thermal engineering | 1 |
|
| |||
| reversing ball valve (Scorz) | |||
| обратный шаровой клапан: 10 phrases in 8 subjects |
| General | 1 |
| Makarov | 1 |
| Oil / petroleum | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 2 |
| Sakhalin | 1 |
| Technology | 2 |
| Thermal engineering | 1 |