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| 气体保护弧焊 | |||
| 气徉保护电弧焊 | |||
| 气体保护焊 | |||
| 气体保护电弧焊 | |||
| 气体保护电焊 | |||
| 气体保护电弧焊 | |||
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| 气体保护电弧焊 | |||
| 气体保护焊 | |||
| gas- shielded arc welding: 30 phrases in 12 subjects |
| Automobiles | 2 |
| Chemistry | 2 |
| Compressors | 1 |
| Electric machinery | 2 |
| Electronics | 1 |
| General | 1 |
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| Technology | 10 |