高温合金叶片单晶凝固技术的新发展
马德新1,2(
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DEVELOPMENT OF SINGLE CRYSTAL SOLIDIFICA- TION TECHNOLOGY FOR PRODUCTION OF SUPERALLOY TURBINE BLADES
MA,Dexin,1,2()
)
图5. 引晶条技术示意图和应用时引起的叶片中小角度晶界
Fig.5. Sketch of the grain continuator method (a) and a produced blade with low angle boundaries (LABs) (b)
