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| gas metal-arc welding | |||
| gas metal arc process | |||
| gas metal arc welding | |||
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熔化极气体 保护 焊 : 11 phrases in 6 subjects |
| Automobiles | 2 |
| Chemistry | 3 |
| Electricity | 1 |
| Energy industry | 1 |
| Rail transport | 1 |
| Technology | 3 |
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