1. Institut de Robòtica i Informàtica Industrial (CSIC-UPC),Barcelona,Spain,08028
2. Dyson School of Design Engineering, Imperial College London,REDS Lab,London,UK,SW7 2DB
3. Shanghai Jiao Tong University,State Key Laboratory of Mechanical Systems and Vibration and the Shanghai Key Laboratory of Digital Manufacture for Thin Walled Structures,Shanghai,China,200240