The effects of withdrawal rate on liquid / solid interface morphology, primary arm spacing,precipitation behaviour of (γ+γ') eutectic and γ'particles as well as microstructure of single crystal Ni-base superalloy have been investigated.
研究了拉晶速率对单晶高温合金凝固界面形态、一次臂间距、（γ＋γ＇）共晶和γ＇相析出行为的影响。