该成果已发表于国际期刊Tribology Letters和Tribology International,C. Zhang, H. Liu*, H. Li, Modeling of Frictional Resistance of a Capsule Robot Moving in the Intestine at a Constant Velocity. Tribology Letters, 53(1): 71-78, 2014 (IF=2.151);C. Zhang, H. Liu*, H. Li, Experimental Investigation of Intestinal Frictional Resistance in the Starting Process ofthe Capsule Robot. Tribology International, 70:11-17, 2014 (IF=2.124) (机器人学研究室 张诚)