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| односторонняя точечная сварка | |||
| односторонняя точечная сварка; точечная сварка с односторонним подводом тока | |||
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单面点焊 : 7 phrases in 4 subjects |
| General | 2 |
| Oil processing plants | 1 |
| Technology | 3 |
| Welding | 1 |
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