| |||
high vacuum | |||
maximum negative pressure; extreme vacuum | |||
hard vacuum | |||
deep vacuum; fine vacuum |
глубокий вакуум: 20 phrases in 9 subjects |
Aerohydrodynamics | 3 |
Astronautics | 4 |
Chemistry | 2 |
Medical | 2 |
Metallurgy | 1 |
Nanotechnology | 4 |
Pharmacy and pharmacology | 1 |
Technology | 2 |
Welding | 1 |