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| 密封刃口系密封唇一部分 | |||
| 模具密封边缘 | |||
| 密封唇 (口) | |||
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sealing edge : 7 phrases in 4 subjects |
| Chemistry | 1 |
| Polymers | 1 |
| Space | 2 |
| Technology | 3 |
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