GB/T 41979.1-2022搅拌摩擦点焊铝及铝合金第1部分:术语及定义国家标准
英文:Friction stir spot welding—Aluminium and its alloys—Part 1:Vocabulary and definition GB/T 41979.1-2022介绍: 国家标准《搅拌摩擦点焊...
英文:Friction stir spot welding—Aluminium and its alloys—Part 1:Vocabulary and definition GB/T 41979.1-2022介绍: 国家标准《搅拌摩擦点焊...