
双丝窄间隙埋弧焊焊接接头断裂韧性研究
杨乘东, 张茂龙, 唐伟宝
双丝窄间隙埋弧焊焊接接头断裂韧性研究
Research on Fracture Toughness of Twin-wire Narrow-gap Submerged Arc Welding Joints
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