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manual arc welding; manual metal-arc welding; shielded metal manual electric arc welding |
手弧焊 : 22 phrases in 8 subjects |
Automobiles | 1 |
Bridge construction | 1 |
Drilling | 1 |
Hydroelectric power stations | 1 |
Metallurgy | 6 |
Oil / petroleum | 1 |
Technology | 9 |
Welding | 2 |