6Backes P,Khatib O,Diaz-Calderon A,et al.Concept for coring from a low-mass rover[C].Aerospace Conference 2006 IEEE.
7Bar-Cohen Y,Sherrit S,Bao X,et al.Ultrasonic/sonic sampler and sensor platform for in-situ planetary exploration[C].Proceedings of the 2003 IEEE.International Conference on MEMS,NANO and Smart Systems,2003:22-31.
8Kubota T,Nakatani I,Watanahe K,et al.Study on mole-typed deep driller robot for subsudace exploration[C].Proceedings of the 2005 IEEE.International Conference on Robotics and Automation.Barcelona,Spain,April 2005:1297-1302.
9Potthast C,Twiefel J,Wallaschek J.Modelling approaches for an ultrasonic percussion drill[J].Journal of Sound and Vibration,2007,308(3-5):405-417.
10Hill J L,Shenhar J,Lombardo M.Tethered,Down-hole-motor drilling system-A benefit to MARS exploration[J].Advances in Space Research,2003,31(11):2421-2426.
