The age precipitation behaviour of Al 4.0Cu 1.85Mg alloy and mullite short fibre reinforced Al 4.0Cu 1.85Mg composite has been studied by means of differential scanning calorimetry(DSC).是什么意思_The age precipitation behaviour of Al 4.0Cu 1.85Mg alloy and mullite short fibre reinforced Al 4.0Cu 1.85Mg composite has been studied by means of differential scanning calorimetry(DSC).在线翻译_英语_读音_用法_例句