hyper eutectic 中文意思是什麼
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4. under the directional solidification, either sub - or hyper - eutectic alloys, with the increase of growth rate, the lst dendritic arm spacing decreases and 2st dendritic arm spacing is restrained to some extent
4定向凝固條件下,隨著凝固速率的增加,無論亞共晶合金或過共晶合金,一次枝晶間距減小,二次枝晶生長得到不同程度的抑制。
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