 |
|
drain sump : 44 phrases in 17 subjects |
| Armored vehicles | 2 |
| Automobiles | 2 |
| Aviation | 4 |
| Caspian | 4 |
| Energy industry | 3 |
| General | 8 |
| Karachaganak | 1 |
| Makarov | 1 |
| Medical | 1 |
| Oil / petroleum | 1 |
| Oil processing plants | 1 |
| Production | 1 |
| Rail transport | 1 |
| Sakhalin | 5 |
| Sakhalin R | 3 |
| Technology | 5 |
| Transport | 1 |