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Si la valeur actuelle n'est pas correcte, la soudure ne peut pas être bonne.
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2G Welding (Korea welding master Lee Sangman) (이상만 대한민국 용접 품질 명장, 삼성중공업 용접 명장) 송원국제 ,외국인 용접공
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How Giant Workpieces Are Cast & Machined With Heavy Equipment - CNC Machine - Forging Machine
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Aluminum Mig Welding with Ceramic Backing Tape | 3G position
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