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уплотнительная герметизация | |||
сальниковое уплотнение; набивка сальника |
填 料 密封 : 31 phrases in 11 subjects |
Construction | 1 |
Drilling | 3 |
Electronics | 2 |
General | 7 |
Military | 4 |
Nautical | 1 |
Oil / petroleum | 1 |
Oil processing plants | 1 |
Oilfields | 1 |
Technology | 9 |
Tengiz | 1 |