GB/T 34630.1-2017搅拌摩擦焊铝及铝合金第1部分:术语及定义国家标准
英文:Friction stir welding—Aluminium and its alloys—Part 1:Terminology and definition GB/T 34630.1-2017介绍: 国家标准《搅拌摩擦焊 铝及铝合...
英文:Friction stir welding—Aluminium and its alloys—Part 1:Terminology and definition GB/T 34630.1-2017介绍: 国家标准《搅拌摩擦焊 铝及铝合...