Mr. Wang Teng is a doctor candidate in Shandong University. His research interests lie in biomaterial surface modification. Corresponding author, E-mail address: wanyi@sdu. edu. cn.Prof. Wan Yi is a professor in Shandong University. His research interests lie in micromachining technology and precision machining. Mr. Kou Zhaojun is a doctor candidate in Shandong University. His research interests lie in micro-milling. Mr. Cai Yukui is a doctor candidate in Shandong University. His research interests lie in micro-milling. Prof. Liu Zhanqiang is a professor in Shandong University. His research interests lie in high speed machining theory and technology. Dr. Jiang Minqiang is an associate research fellow of institute of mechanics, Chinese Academy of Sciences. His research interests lie in solid mechanics, the mechanics of amorphous materials.