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| 两块连接网板的重叠部分 | |||
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seam lap : 33 phrases in 9 subjects |
| Bridge construction | 1 |
| Drilling | 1 |
| Engineering geology | 1 |
| Metallurgy | 6 |
| Packaging | 1 |
| Steel production | 1 |
| Technology | 8 |
| Telecommunications | 1 |
| Textile industry | 13 |
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