 |
| |||
| backwash water (фильтра) | |||
| backwash water | |||
| вода обратной промывки: 14 phrases in 10 subjects |
| Caspian | 3 |
| Electronics | 1 |
| Karachaganak | 3 |
| Makarov | 1 |
| Military | 1 |
| Natural resourses and wildlife conservation | 1 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Sakhalin | 1 |
| Thermal engineering | 1 |