9Ni钢断裂过程中裂纹的扩展行为
杨跃辉
Propagation behavior of crack in 9Ni steel during fracture process
Yang Yuehui
金属热处理 . 2015, (12): 177 -180 .  DOI: 10.13251/j.issn.0254-6051.2015.12.041