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| 气密密封: 89 phrases in 10 subjects |
| Automobiles | 2 |
| Aviation | 2 |
| Electric machinery | 1 |
| Electronics | 24 |
| General | 28 |
| Metallurgy | 1 |
| Nuclear and fusion power | 1 |
| Oil processing plants | 3 |
| Technology | 26 |
| Thermal engineering | 1 |
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