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| герметичный элемент | |||
| герметизированный элемент; уплотнительный элемент | |||
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密封元件 : 13 phrases in 6 subjects |
| Electronics | 4 |
| General | 2 |
| Nautical | 3 |
| Nuclear and fusion power | 1 |
| Nuclear physics | 1 |
| Technology | 2 |
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