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inert gas arc welding; inert gas arc welding E | |||
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inert gas arc welding |
惰性气体电弧 焊 : 40 phrases in 11 subjects |
Aviation | 1 |
Chemistry | 1 |
Compressors | 1 |
Construction | 1 |
Electric machinery | 2 |
Electronics | 5 |
Metallurgy | 14 |
Shipbuilding | 1 |
Space | 1 |
Steel production | 2 |
Technology | 11 |