GH4169合金反挤压成形模具磨损
李伟伟, 余心宏
Die Wear during Backward Extrusion of GH4169 Profiles
Weiwei LI, Xinhong YU
航空材料学报 . 2016, (1): 12 -17 .  DOI: 10.11868/j.issn.1005-5053.2016.1.003