高温合金单晶铸件中条纹晶的形成机制
马德新1,2,王富3,徐维台1,徐文梁3,赵运兴1()
Formation of Sliver Defects in Single CrystalCastings of Superalloys
MA Dexin1,2,WANG Fu3,XU Weitai1,XU Wenliang3,ZHAO Yunxing1()

图5. 条纹晶缺陷及其起源处的OM像和SEM像

Fig.5. Sliver defect (a), and the corresponding OM images (b~d) and SEM image (e) at its origin