 |
| |||
| line flow area (Dude67) | |||
| section area of pipe (MichaelBurov); pipe section area (MichaelBurov); section area of the pipe (MichaelBurov) | |||
| площадь сечения трубы: 12 phrases in 5 subjects |
| Aerohydrodynamics | 4 |
| Electronics | 4 |
| Energy industry | 2 |
| Pipelines | 1 |
| Thermal engineering | 1 |