7Ting W, Dongpo W, Gang L, et al. Investigations on the nanocrystallization of 40Cr using ultrasonic surface roll- ing processing [J]. Applied Surface Science, 2008, 255 (5): 1824-1829.
8东风汽车公司.一种发动机球铁曲轴的强化工艺:021158037[P].2002-11-13.
9肖胜中.球铁曲轴的复合强化--离子氮化+圆角滚压[J].汽车技术.1979(2):31-32.
10Skalski K, Morawski A, Przybylski W. Analysis of Con- tact Elastic-plastic Strains During the Process of Bur- nishing [J]. International Journal of Mechanical Scienc- es, 1995, 37(5): 461-472.