| |||
chimney drain | |||
gravity drainage | |||
pumped-well drainage; vertical drainage; pump lift drainage | |||
pump drainage; pumper-well drainage |
вертикальный дренаж: 11 phrases in 5 subjects |
Hydraulic engineering | 1 |
Makarov | 4 |
Oil and gas | 2 |
Production | 1 |
Technology | 3 |