The Al - Si eutectic alloy was directly modified with rare earth carbonate, and satisfactory results were gained.

本文用碳酸稀土直接变质共晶铝硅合金, 取得了满意的效果.

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After the treatment of electric field, the solidified microstructure of Al - Cu eutectic alloy changed significantly.

研究了连续电场(包括直流和交流)作用下铝 - 铜共晶合金凝固组织的形貌.

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The microstructure of a Al Si eutectic alloy has been investigated by TEM, SEM and EPMA.

观察分析了铝硅二元共晶合金的显微结构.

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