于 劲 男1964年1月生于长春市,祖籍江苏省常熟县。1985年,毕业于吉林大学机械制造专业,1988年在该校获工学硕士学位,1989年考取中国科学院长春光学精密机械研究所机械制造专业博士学位研究生,1993年获工学博士学位。在攻读博士学位期间,曾以客座研究人员的身份在中国科学院北京电子显微镜实验室从事有关研究工作。在王大珩、张作梅导 Yu Jin was born in January 1964 in Changchun City, ancestral hometown of Changshu County, Jiangsu Province. In 1985, graduated from Jilin University, majoring in mechanical engineering. In 1988, he received a master’s degree in engineering from the university. In 1989, he obtained a doctoral degree in mechanical manufacturing from the Changchun Institute of Optics and Fine Mechanics, Chinese Academy of Sciences. In 1993, he received a doctorate degree in engineering. During his Ph.D. study, he worked as a visiting researcher at the Beijing Electronic Microscopy Laboratory of the Chinese Academy of Sciences in the relevant research work. In Wang Daheng, Zhang Zuomei guide