1Summary of Progress in Face Gear ProcessingZhang Guang, Zhang Fengshou, Jin Yuanyuan, Li Li, Guo Guangzhen, Wang HaoReview1-102Research on Meshing Force of Harmonic Reducer based on No-load Backlash and Circumferential Meshing StiffnessWang Ziying, Du Qungui, Zheng Dongzhou, Hu Yuhang, Liu Mengfei, Zhong LongfengTheory·Reserach11-153Research on the Digital Design of Gear Transmission SchemeShan Wei, Wang Lianji, Ma Yali, Wang GuangjianTheory·Reserach16-214Synthesis of a Flat-bottom Follower Cam-linkage Mechanism with Swing Variable PivotYang Guanglu, Zhang Tao, Liu Suijun, Wang Liangwen, Lu Zhongfu, Chen Xuede, Wang TuanhuiTheory·Reserach22-285A Method for Isomorphism Recognition of Kinematic Chain based on the Hamming Matrix and Connecting Rod Adjacency MatrixWu Changjun, Xu Hui, Deng Tao, Zhang Lu, Hua XubinTheory·Reserach29-33,406Pose Planning of Quadruped Pipe Wall-climbing Robot During Circumferential MotionZhang Tie, Wu Jiaoren, Cai Di, Wu LingfengTheory·Reserach34-407Research on Dynamics Characteristic Influence of Different Clearance of Rotating Pair on Crank-group Driving MechanismYan WeiliangTheory·Reserach41-45,1228Superposition Method for Structural Topology Optimization of Rigid ManipulatorLiu Xiaorui, He Peixiang, Xie GuanghuiTheory·Reserach46-50,649Output Torque and Speed Influence by Trapped-oil of Gear Motor and Its Ripple Minimization StrategyPeng Rui, Wang Jianfeng, Sun ZiwenTheory·Reserach51-5610Kinematics Modeling and Simulation of Wheel-foot Hybrid Walking RobotTang Xinxing, Zhang Deyong, Wang Rui, Su Chengzhi, Han FangyuanDesign· Calculation57-6411Double-layer Compliant Intermittent Mechanism for Single-drive Electric Opening Latch Safety Branch ChainHuang Xiaojie, Hang Lubin, Wang Qiansheng, Huang Xiaobo, Wang MingyuanDesign· Calculation65-70,10812Scheme Design and Kinematics Analysis of Single Leg Mechanism of Multi-legged RobotLuo Jiman, Liu Zeming, Yin Hui, Liu Shiheng, Cong Li'naDesign· Calculation71-7813Synthesis for Driving Linkage of Single-crank and Bi-rocker in Plate Turnover Machine by Allowable Transmission AngleChe Linxian, He BingDesign· Calculation79-8414Underactuated Spatial Mechanism of Vehicle Door Latch with Force ConstraintLi Sulong, Hang Lubin, Wang Mingyuan, Huang XiaojieDesign· Calculation85-9115Structure Design and Mechanical Analysis of Bionic Pipe-climbing Robot based on Metamorphic MechanismJin Zihan, Hou Yu, Wang Qiang, Sun WeiDesign· Calculation92-9816Structure and Size Optimization of Quadruped Robot Single Leg Structure for Trot GaitTan Yuegang, Dong Xinyu, Hu TianqiDesign· Calculation99-10817Research of a Design Method of Uniform Non-circular Gear and Its Transmission CharacteristicZhao Hongping, Guo CaifenDesign· Calculation109-115,13318Dynamics Analysis of the Crank and Connecting Rod Mechanism with Clearance and FlexibilityLi Tingting, Zhang Zhenshan, Cui Guohua, Guan LianzheTest·Analysis116-12219Influence of Base Oil on Planar Double Enveloping Hourglass Worm DriveHe Fayang, Li ZhanshanTest·Analysis123-12720Wear Reliability and Sensitivity Analysis of the Chain Plate in the Leaf ChainSun Wen, Ren Tao, Zeng Wei, Kang XiaoqingTest·Analysis128-133 