1Research on the Time-varying Meshing Stiffness Algorithm of Spur Gears Based on an Improved Potential Energy MethodXu Kejun, Jiao Wei, Qin HaiqinTheory·Research1-72Study on Topological Modification Method Considering Torsional Deformation of Double Planetary Gear ShaftsChen Xuehui, Pu Mingchun, Gao Ting, Zhang Xudong, Fang Weidong, Li Hao, Liu WeiTheory·Research8-143A Normative Modeling Method for Complex Gear Coupled Rotor-bearing System DynamicsXia Boqian, Jiang Xi, Zhang ZebinTheory·Research15-244Study on a Mathematical Model of the Vibration Transmission Path of Multistage Transmission GearboxesKong Zhaoyi, Li FanTheory·Research25-345A Calculation Method of Dynamic Parameters of Rotating Arm Bearings Considering the Synthetic ClearanceXuan Liang, Wan Zefu, Yi Yuanyuan, Hong WenxiongTheory·Research35-416Structural Synthesis and Isomorphism Identification of Multi-DOF AT Planetary Gear TrainsXue HuanzhangTheory·Research42-527Trajectory Synthesis of Aircraft Cabin Door Lifting Mechanism Based on the Homotopy Continuation MethodPeng Jiyou, Hang Lubin, Liu Anxin, Wu Borui, Huang Xiaobo, Wu YangDesign·Calculation53-598Design and Stiffness Analysis of the Partial-face TBM Propulsion MechanismCui Guangzhen, Lu Hua, Xiao Yanqiu, Cen Yaping, Sun Chunya, Wang PengpengDesign·Calculation60-699Research on the Design Method of the Modified Gear Tooth Surface Based on the Gear Time-varying Meshing ProcessTian Xiaoqing, Li Zhengxing, Han Jiang, Xia LianDesign·Calculation70-7810Antiskid Design Method and Simulation Optimization of Rope Rail ConveyorsZhao Huijian, Zhang Yaocheng, Pang Xinyu, Zuo Lingfei, Tian WeimingDesign·Calculation79-8511Trajectory Planning of Camellia Oleifera Pollen Picking Manipulators Based on an Improved Particle Swarm Optimization AlgorithmLi Jun, Zhao Qing, Li Lijun, Wu Zechao, Guo Xin, Fan Ziyan, Gong HongbinDesign·Calculation86-9212Forward Kinematics and Workspace Analysis of a 6-DOF Dual-arm Operating System Based on the Screw TheoryZheng Xuekai, Liu Fang, Yang Yan, Wei WenqingDesign·Calculation93-10013Designing Research on Variable Ratio for Recirculating Ball Steering Gears with Eccentric Gear SectorHou Xunbo, Han Weijie, Wang Xuguang, Ji Shuai, Li ZhenpengDesign·Calculation101-10614Simulation Analysis and Experimental Research on a Vibration Damping Structure of Cylindrical Spur Gear Slot HolesXie Xuekai, Wei Bingyang, Gu Dewan, Liu KangTest·Analysis107-11515Analysis of Oil-Gas Two-Phase Flow and Parameter Influence of Star Herringbone Gearboxes Based on the SPH MethodWang Lin, Du Zekai, Zheng Zhizhen, Wang YongTest·Analysis116-12316Meshing Characteristics Analysis of a High-speed-ratio Compound Gear with Small Tooth DifferenceZhu Feihong, Song Chaosheng, Chang Le, Lü Zhenyu, Du Xuesong, Huang YuchengTest·Analysis124-13017Analysis on Fatigue Life and Mechanical Characteristics of Flexible Bearings of Harmonic ReducersLiu Bin, Tao Menglun, Mu Man, Chen Dingfang, Wu Can, Wu Junfeng, Zhang Huiming, Shu WeimingTest·Analysis131-13618Cutting Edge Curve Design Method of Large Module Hobbing Cutter Based on Profile ModificationsQu Tie, Xin Wen, Yang Jianjun, Han Chunyang, Wei BingyangTest·Analysis137-14119Research on Time-dependent Reliability of Subway Gearboxes Based on the Response Surface MethodPei Bang, Li Zhiyuan, Li Xuefei, Chen Zhuo, He Penghui, Huang XiaodanDevelopment·Application142-14820Study on Scuffing Test and Data Management of the 18CrNiMo7-6 Gear-4106 Aviation Oil Tribology SystemZhang Hongchun, Zhu Caichao, Wei Peitang, Chen Taimin, Liu HuaijuDevelopment·Application149-156 