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| force main (a principal conduit (as in a sewer system) through which water is pumped as distinguished from one through which it flows by gravity. WTNI Alexander Demidov) | |||
| supply header (MichaelBurov) | |||
| energy line; grade line; line of total head | |||
| send passage (Godzilla) | |||
| energy grade line | |||
| total energy line | |||
| pressure line (гидравлическая или пневматическая) | |||
| fluid level; downstream line | |||
| delivery line; flow line | |||
| pressure line (в гидравлических и пневматических системах); pump line (dmipec) | |||
| FL (flow line) | |||
| напорная линия: 20 do fraz, 10 tematyki |
| Inżynieria cieplna | 1 |
| Leśnictwo | 1 |
| Molikpaq | 2 |
| Olej i gaz | 2 |
| Przemysł energetyczny | 2 |
| Ropa / ropa naftowa | 4 |
| Technika i technologia | 4 |
| Technologia ropy i gazu | 1 |
| Wiercenie | 2 |
| Zautomatyzowany sprzęt | 1 |