单晶高温合金表面缺陷焊接修复的研究进展
郎振乾, 叶政, 杨健, 黄继华

Research Progress of Repair Technology for Surface Defects of Single Crystal Superalloy
LANG Zhenqian, YE Zheng, YANG Jian, HUANG Jihua
图1 CMSX-4单晶高温合金中裂纹扩展形貌[9]
Fig.1 Morphology of crack growth in CMSX-4 single crystal superalloy