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| 密封套; 密封压盖; 密封装置 | |||
| 气封 | |||
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seal gland : 19 phrases in 6 subjects |
| Chemistry | 2 |
| Compressors | 1 |
| Electronics | 5 |
| Nautical | 3 |
| Oil / petroleum | 2 |
| Technology | 6 |
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