Fundamentals of Fusion Welding - Principle and Feature of Semi-Automatic $CO_2$ Welding -
(용융용접기초와 실제(I) - 탄산가스 반자동 용접의 원리와 특징 -)
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- Journal of Welding and Joining
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- v.19 no.1
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- pp.6-7
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- 2001