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| 标准焊缝正常接合 | |||
| 标准焊缝; 正常焊缝; 齐平焊缝 | |||
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нормальный шов : 2 phrases in 2 subjects |
| General | 1 |
| Technology | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
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