- arc-welding outfit
- 电弧: arc; electric arc; voltaic a ...
- 焊工: welder; solderer; weldor; we ...
- 具: utensil; tool; implement
- 电弧焊工: arc weldor; arc-welding operator
- 电弧焊: [冶金学]electric-arc welding;arc-weld;arc welding; electrode welding◇电弧焊电动发电机 arc-welding motor-generator
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