TY - Front. Mech. Eng. A1 - Wanghui BU, Zhenyu LIU, Jianrong TAN, Jin CHENG T1 - A redundantly actuated PRPRP radial mechanism in the segment erector of a shield machine for synchronization control Y1 - 2011-12-05 JF - Frontiers of Mechanical Engineering JO - Front. Mech. Eng. SP - 463 EP - 467 VL - 6 IS - 4 UR - https://journal.hep.com.cn/fme N1 - 10.1007/s11465-011-0225-z ER -