Optical microscope and scanning electron microscope were used to observe the microstructure of the Al-11.6% Si and Al-11......

为探讨铝硅合金中共晶硅的变质机理,根据杂质诱发共生成对孪晶的理论,对共晶硅的变质机理进行了分析.结果表明:杂质原子诱发的共生......