Effects of supercooling on dendritic side - branching during solidification of pure ni melt 过冷对纯镍熔体凝固过程中树枝晶侧向分枝的影响
In accordance with the characteristics of 2 - dimensional core pulling of product , the side parting surface and core pulling structure of mould was designed by means of comparison and analysis 摘要针对制品两面抽芯的特点,通过比较分析制定了模具的侧向分型与抽芯结构形式。