The ageing precipitation and strengthening behavior of 7B04 aluminum alloy were investigated by DSC, TEM, HREM, SAED and tensile testing techniques.
利用差示量热法（DSC）、透射电镜（TEM）、选区电子衍射（SAED）、常规力学性能测试等手段研究了7B04铝合金时效沉淀析出及强化行为。
The behavior of internal friction during strain ageing and amplitude-dependent effect behaved in high purity aluminium were studied.
本文对高纯铝的应变时效内耗行为以及所表现出的振幅效应进行研究。
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