1Contact Characteristics Analysis of Tooth Surface Microscopic Morphology Based on the Fractal TheorySun Zhenmao, Wu Shengli, Duan Weijian, Xing WentingTheory·Research1-92Study on the Oil Distribution and Churning Loss in the Rotation of a Planetary Gear TrainChen Huixiao, Shi Lubing, Zhi Yanfeng, Yan Shidang, Ding Haohao, Pei Bang, Liu Zhongming, Wang WenjianTheory·Research10-173Path Planning of Manipulators with the Improved RRT Algorithm in Complex EnvironmentZhou Qinyuan, Zhang Lei, Deng Yueping, Zhang Chen, Lu Rirong, Hu XianzheTheory·Research18-26,344Kinematic Analysis and Trajectory Planning of Redundant Mobile ManipulatorsXia Guangjian, Zeng Qingsheng, Feng Dongyan, Li ShenlinTheory·Research27-345Effect of Axial Clearance on Volumetric Efficiency of Non-circular Planetary Gear Hydraulic MotorsLi Xiang, Peng XianlongTheory·Research35-426Research on the Dynamic Characteristics of the Gripper Mechanism with Multi Clearance Joints for Printing MachinesWan Qi, Zhang Yongfang, Zhu ChenglongTheory·Research43-48,757Many-objective Optimization Design of a 2PRU-PRUR Parallel Mechanism Without Parasitic MotionChe Linxian, Peng Siyang, Huang Xin, He Bing, He Xiaohui, Ao JinDesign·Calculation49-598Calculation of Air Gap Magnetic Field and Torque of Dual-modulation Axial Magnet Gear MotorsGe Yanjun, Ma Xueqi, Li Haitao, Long Wei, Yu HanDesign·Calculation60-679Design Method of Conjugate Tooth Profile of the Harmonic Gear Drive Based on the Numerical Envelope MethodLiu Jiaxin, Li Dong, Wang Shuyan, Jiang XujunDesign·Calculation68-7510Structural Design and Kinematics Analysis of a Human Lower Limb Rehabilitation DeviceZhang Enhui, Zhao Changrong, Ren ShichaoDesign·Calculation76-8111Design and Simulation of Flexible Arms of Moxibustion RobotsWang Xin, Hou TengdaDesign·Calculation82-8812Research on Autonomous Operation Trajectory Planning of CrushersYan Fayi, Dong Shaojie, Lu Yu, Ni LiluDesign·Calculation89-97,15113Effect of Diaphragm Thickness on Performance of Wind Turbine Couplings Under Different LoadsWang Bo, Wang Jianmei, Jin Tongxin, Guan Yongqiang, Chen LiangTest·Analysis98-10514Research on AMT Without Synchronizer Active Synchronization Control Strategy of Hybrid Electric VehiclesYe Wei, Du Changqing, Gongye Xiangyu, Zhao YifanTest·Analysis106-113,12215Structural Design and Performance Analysis of a Three-dimensional Braided Two-stage Reducer BoxZhang Weiliang, Wang Xupeng, Ji Xiaomin, Tang Xinyao, Liu Fengfeng, Liu MingjunTest·Analysis114-12216Binding Force Analysis and Simulation Experiment of Forcing Pairs of Three Pairs Bars Space RCCR MechanismCui Chao, Zhuang SenTest·Analysis123-12717Fault Diagnosis and Cause Analysis of Planetary Gear Trains in GearboxesWang Zishun, Wang Yunlang, Zhao DonghuiTest·Analysis128-13818Reverse Determination of Face-milling Cutter Radius of Curvilinear Cylindrical Gears Using Contact PatternZhang Xuegang, Dong YingjieDevelopment·Application139-14419Design of Wrist Rehabilitation Mechanism and Research on Impedance ControlGuo Ce, Chen Yu, Wang Huaiyang, Kan Yanpeng, Meng Qingyang, Lu MengchenDevelopment·Application145-15120Research and Improvement of Flexible Micro-positioning Platform with a Three-dimensional Bridge-type Amplification MechanismZhao Zhiquan, Zhu Xijing, Li Jing, Cui JiajunDevelopment·Application152-159 