manual welding

短语词组

短语

• manual arc -welding power source 手工弧焊电源
• manual metal -arc welding 手弧焊
• manual eletro -slag welding 手工电渣焊
• manual electro -slag welding 手工电渣焊
• manual semi -automatic welding 手工半自动焊
• manual l metal -arc welding 手弧焊
• manual tungsten arc argon -shielded welding 手工钨极氩弧焊
• manual tungsten are argon -shielded welding 手工钨极氩弧焊
• one -sided manual welding 手工单面焊
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