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通过等温拉伸试验和等混压缩试验，研究了LD11铝合金多温变形工艺特点，确定了工艺参数，并通过活塞裙的等混成形进行了实例验证．
By isothermal tensile test and isostatic compression test, the characteristics of LD11 aluminum alloy multi-temperature deformation process are studied, the process parameters are determined, and the example is validated by the isomorphous forming of piston skirt.