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机译:The influence of zigzag-curve defect on the fatigue properties of friction stir welds in 7075-T6 Al alloy
Tianjin Univ, Sch Mat Sci & Engn, Tianjin 300072, Peoples R China;
China FSW Ctr Beijing FSW Technol Limited Co, Beijing 100024, Peoples R China;
friction stir welding; zigzag-curve defects; fatigue strength; BEHAVIOR; SPEED;