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| welding procedure | |||
| welding sequence | |||
| welding process | |||
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焊接 程序 : 17 phrases in 8 subjects |
| Aviation | 1 |
| General | 2 |
| Metallurgy | 2 |
| Nautical | 2 |
| Nuclear and fusion power | 1 |
| Oil / petroleum | 2 |
| Shipbuilding | 3 |
| Technology | 4 |
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