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Research on Optimizing the Electrical and Mechanical Properties of Carbon Fiber Reinforced Cement Jing Xua, Wu Yao Key Laboratory of Advanced Civil Engineering Materials, Tongji University, Shanghai 201804, China a0610060014@tongji.edu.cn Keywords: Fiber reinforcement; Water-to-cement ratio; Surface treatment; Orthogonal design Abstract.

School of Resources & Civil Engineering Northeastern University, Shenyang 110004 3 .

Experimental study on expansive Concrete filled steel tube Kaicheng Huo1,a, Xiancheng Shu2,b, Huanhuan Yue2,c 1The Design & Research Institute of Wuhan University of Technology, Wuhan 430070, China 2 School of Civil Engineering and Architecture, Wuhan University of Technology, Wuhan 430070, China a hkc@whut.edu.cn, b 380559551@qq.com, c 63975871@qq.com Key words: concrete-filled steel tube; expansive concrete; cool shrinkage; low hydration heat; expansive stress.

The Analysis of Second-hand Housing Price Influencing Factors based on Hedonic Model and WEB Information Lihui Rong 1,a, Yumei Sun 1,b 1 School of Civil and Engineering, Kunming University of Science and Technology, Kunming,650500, China aemail 1171544285@qq.com, bemai 986229654@qq.com Key words: second-hand housing price, Hedonic model,WEB information, Regional markets Abstract.

New Construction Technique Applied in Super High Rise Concrete Structure—Wanxin Building in Shenyang, China Yingna Dong1, a, Suhua Yin 2,b 1 Dept. of Civil Engineering, Luoyang Institute of Science and Technology, Luoyang,471003,China 2 Hebei College of Industry and Technology, Shijiazhuang 050091, China a dongyn2000@sina.com, b yinsuhua76@126.com Keywords: super high rise concrete structure, concrete filled steel tube composite column, construction technique Abstract.

Discussion on Household Heat Metering and Central Control of Heating System Hongbing Chen1, a and Ping Wei2,b 1 Beijing University of Civil Engineering and Architecture, China 2Beijing Polytechnic College, China achenhongbing@bucea.edu.cn, bpingwei2008@hotmail.com Keywords: household heat metering, central control, consumption-based heat charge Abstract.

Due to their high stiffness and strength to weight ratios, composite sandwich structures have proven their usefulness in a large number of applications in various technical fields, especially in aeronautics, automotive and civil engineering.

Generational Technology of Computational Grid in Porous Media based on Digital Image LIU Jian-jun1,2, a, CHEN Wan-lin2,b 1Key laboratory of Enhance Oil & Gas Recovery of Ministry of Education, Northeast Petroleum University, Daqing 163318, China 2School of Civil Engineering and Architecture, Southwest Petroleum University, Chengdu 610500, China aliujj0906@163.com, b75817255@qq.com Keywords: porous media; digital image; computational grid Abstract.

Numerical simulation on beam-column joint in the added-layers steel structure under monotonic loading Haijun Wang 1, a, Yong Yao2,b, Yunpeng Chu 3.c, Daiguo Chen 4,d 1,2,3,4 Collage of Civil Engineering and Architecture, Southwest University of Science and Technology, Mianyang,China awhjxnkjdx@163.com,byy001221@163.com,c377309083@qq.com,dcdg-927@163.com Keywords: Add-layer Joints of Steel Structure, Finite Element Simulation, Monotonic Loading, Stiffness Degradation Abstract: Add layers for low-rise steel structure building can improve its using function.

Application of A New Asphalt Pavement Maintenance Agent on Yuhe Road of Chongqing Liping Qin , Weirong Huang Sichuan college of architectural technology, De Yang Sichuan,618000 Civil Engineering College Chongqing Jiaotong University Chongqing 400074, China kaixingjiuhao1122@126.com, hwr228@163.com Key words: preventive maintenance; asphalt pavement maintenance agent; aged asphalt; penetration depth Abstract.