The existing forms and acting mechanisms of minor Mn and Cr in Al-Mg-Si alloy, dynamics of age and the quench mechanism of the Al-Mg-Si-Mn-Cr were discussed.是什么意思_The existing forms and acting mechanisms of minor Mn and Cr in Al-Mg-Si alloy, dynamics of age and the quench mechanism of the Al-Mg-Si-Mn-Cr were discussed.在线翻译_英语_读音_用法_例句