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| |||
| mechanical face seal | |||
| contact seal; contacting seal | |||
| mechanically sealed | |||
| mechanical seal | |||
| 机械密封: 42 phrases in 8 subjects |
| Automobiles | 11 |
| Chemistry | 6 |
| Compressors | 2 |
| Electronics | 3 |
| General | 1 |
| Metallurgy | 1 |
| Oil / petroleum | 2 |
| Technology | 16 |
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