sound -proofing : 23 phrases in 12 subjects |
Aerohydrodynamics | 1 |
Architecture | 2 |
Aviation | 2 |
Energy industry | 1 |
General | 1 |
Makarov | 3 |
Nanotechnology | 1 |
Nautical | 1 |
Occupational health & safety | 4 |
Polymers | 1 |
Pulp and paper industry | 1 |
Technology | 5 |