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система инертных газов: 31 phrases in 15 subjects |
Astronautics | 3 |
Aviation | 3 |
Drilling | 1 |
Electronics | 2 |
Energy industry | 3 |
Facilities | 1 |
Metallurgy | 2 |
Nautical | 4 |
Oil / petroleum | 4 |
Oil and gas | 1 |
Oil and gas technology | 1 |
Public utilities | 1 |
Technology | 3 |
Thermal engineering | 1 |
Transport | 1 |