1Study on Sintering Property of the Electrolytic Iron-nickel Alloy PowderZHENG Risheng, FANG Xiaohu1-62Comparative Study of Different Measurement Methods for the Neck Base GirthNING Yanqun, LEI Qiran, SHANG Xiaomei7-103Comparative Study on Bending Strength of PDC Composite LayerZHAO Bin, WU Haotian, HUANG Kai, WANG Yanzhi11-15,204Study of Electrochemical Corrosion and Protection of Ti3Al AlloyXI Yanjun, JIANG Haiqin, LIU Ying16-205Graphical Modeling of the Design Process of Indexable End MillsKANG Yuanyuan, CAO Yan, FANG Zhou21-276Structural Design of Manipulator with Overload ProtectionCHEN Yuming28-31,457Study on Mechanical Properties of Basalt-olyvinyl Alcohol Hybrid Fiber Reinforced ConcreteHUI Cun, CAO Xu, LIU Pan, LI Lefeng, WANG Shuaiqi, HAI Ran32-368Simulation and Optimization Design of Circulating Footage in Deep RoadwaysSUN Feiyue, ZHANG Weifeng, ZHAO Dazhen, LI Shuanjie37-459Heat-moisture Comfort Evaluation of Icy Polyester Using TOPSIS Improved by Cloud ModelWANG Yonglin, LIAO Wudai46-49,6010Combination Forecast Method of the Output of Grain Based on the Exponential Smoothing and Differential ProcessingFU Hongliang, WANG Shaohang, CAO Peige, FAN Chao, YANG Tiejun50-5511Stereo Matching Method of Traffic Signs under Binocular VisionWANG Xiaoning, SONG Xiaowei, YANG Lei, LI Menglong, CAI Wenjing56-6012Design of Electronic Password Lock Based on STM32XU Qingwei, GUO Zhenduo, LIU Zhoufeng61-6513Design of Bluetooth Encryption Cipher Lock Based on SCMWEI Pingjun, YANG Jie, XU Haoyang66-69,7414Design of the Control System of External Unit Cleaming for Central Air ConditionerFU Bangsheng, LI Shixiao, GUO Feiya70-7415A Novel Adaptive Weighted Fusion Face Recognition Algorithm Based on PCA and LBPYANG Yan, GUO Zhenduo, XU Qingwei75-8016Scheme of Early Warning and Withdrawal Mechanism of University SpecialtiesLIU Fenghua, ZHANG Shuqin81-8517Thoughts and Explorations of Practice Teaching Reforms in Ideological and Political Theory Courses in Universities——Take Zhongyuan University of Technology as an exampleZHAO Qian86-90 