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| 电阻对接焊; 平接焊; 碰焊 | |||
| 两头对焊 | |||
| 对接焊; 对焊; 对头焊; 对接焊对接焊; 对头焊接 | |||
| сварка встык: 14 phrases in 5 subjects |
| Construction | 1 |
| General | 3 |
| Metallurgy | 4 |
| Oil processing plants | 1 |
| Technology | 5 |
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