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| герметичность | |||
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| плотность | |||
| герметичность | |||
| герметичность (сварной трубы или соединения труб) | |||
| непроницаемость | |||
| leak-tightness: 15 phrases in 10 subjects |
| Energy industry | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 2 |
| Metrology | 1 |
| Military | 1 |
| Nuclear and fusion power | 2 |
| Oil and gas technology | 1 |
| Pipelines | 2 |
| Refrigeration | 3 |
| Thermal engineering | 1 |