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flash welding | |||
electrical arc welding | |||
arc welding | |||
arc weld | |||
arc-weld; electric arc weld | |||
spark welding | |||
electric-arc welding | |||
electric arc welding | |||
electrical arc weld; electrode welding; flash weld | |||
electrical arc welding | |||
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arc welding | |||
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arc weld; arc welding | |||
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arc-weld | |||
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electric arc welding |
电弧焊 : 460 phrases in 25 subjects |