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backing vacuum; first-stage vacuum; initital vacuum; initial vacuum; prevacuum; forevacuum (igisheva); pre-vacuum (igisheva); forevacuum pressure (az115) |
предварительное разрежение: 11 phrases in 5 subjects |
Automated equipment | 1 |
Electrical engineering | 3 |
Nanotechnology | 1 |
Refrigeration | 1 |
Technology | 5 |