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Defect Analysis and Strengthen Design Research of Ramp on Queshi Bridge Wang peng 1,3, a, Chen jin2 and Yibin Peng 3 1 Key Laboratory of Highway Engineering (Changsha University of Science & Technology)， Ministry of Education,changsha,hunan,China 2 China railway 11th bureau, room2104 in zhongtie building on zhongshan road 347# in Wuchang area ,Wuhan ,Hubei, China 3 School of civil engineering and architecture in changsha university of science and technology, changsha,hunan,China apeacey119@sina.com Keywords: ramp bridge defect strengthen carbon-cloth force-feature of continuous beam Abstract.
Acknowledgment The project was supported by Open Fund of the Key Laboratory of Highway Engineering (Changsha University of Science & Technology)，Ministry of Education References [1]Specification for Highway Bridge Construction.JTJ 041-2000.In Chinese [2]General specification for highway bridge design.JTG D60-2004.In Chinese [3]Analysis and repair methods of bridge cracks.

Influence of loading rate on uniaxial compression test of rock specimen with random joints Bing Xie 1, a, Jinjun Guo 1, b, Xiang Xia 2, c 1 Department of Civil Engineering, Luoyang Institute of Science and Technology, Luoyang 471023, China 2 State Key Laboratory of Geomechanics and Geotechnical Engineering, Institute of Rock and Soil Mechanics, Chinese Academy of Sciences, Wuhan, 430071, China a lylyxb@126.com, b guojinjun@ lit.edu.cn, cxia-xiang@163.com Keywords: pfc2d; uniaxial compression test; loading rate; random joints Abstract.
Acknowledgements This work was financially supported by the National Natural Science Foundation of China (50809070 ) References [1] Li Lin, Chen Jie, Jiang De-yi: Rock and Soil mechanics in Chinese, Vol.32(2011), p.1394 [2] Chen Xin, Liao Zhihong, Li Dejian: Rock Mechanics and Engineering in Chinese, Vol.30(2011), p.782 [3] L.

Bath central heating and air conditioning systems Economic Analysis Jingang Yang1, a 1Jilin Architectural and Civil Engineering Institute of Environmental Engineering, Changchun 130118 a49308395@qq.com Keywords: Central air conditioning;New exhaust system;The initial investment;Operating costs Maintenance costs Abstract.
The author of a bath heating and air conditioning system's technical and economic analysis, summarized the arguments previously made engineering solutions some experience, summed up a method can be used as the profession in the demonstration program is a way of also considering this method is based on the combined in order to enrich.

Analysis of Cold-Formed Steel Lipped Channel Columns with Complex Edge Stiffeners and Web Holes Chungang Wang 1, a, Yufei Cao 1, b , Lianguang Jia1, c and Hong Liu1, d 1 School of Civil Engineering, Shenyang Jianzhu University, Shenyang, Liaoning, 110168, China awangcgln@163.com, b1131562064@qq.com, csyjlg@163.com, dleebc1986@163.com Keywords: ∑-section columns , Channels with complex edge stiffeners, Web holes, Buckling behavior, Finite element analysis Abstract.
References [1] S.Narayanan, M.Mahendran: Journal of Constructional Steel Research, Vol.59 (2003) No.4, p.489 [2] C.D.Moen, B.W.Schafer: Thin-Walled Structures, Vol. 46 (2008) No. 10, p.1164 [3] C.D.Moen, B.W.Schafer: Journal of Structural Engineering, ASCE, Vol. 137 (2010) No. 5, p.559 [4] Y.H Yao, Z.Y Wu, B.
(Harbin Institute of Technology, China 2007) (In Chinese) [7] Dubina D, Uneureany V: Thin-Walled Structures, Vol. 40 (2002) No. 3, p.239 [8] C.G Wang，Z.N Zhang, Y.C Zhang: Engineering Mechanics, Vol. 30 (2013) No. 1, p.221 (In Chinese)

Hirose 3, e 1 Department of Civil Engineering, University of Siegen, D-57068 Siegen, Germany 2 Institute of Construction and Architecture, Slovak Academy of Sciences, 84503 Bratislava, Slovakia 3 Department of Mechanical and Environmental Informatics, Tokyo Institute of Technology, Tokyo 152-8552, Japan a wuensche@bauwesen.uni-siegen.de, b c.zhang@uni-siegen.de, c jan.sladek@savba.sk, d vladimir.sladek@savba.sk, e shirose@cv.titech.ac.jp Keywords: Interface cracks, Anisotropic solids, Dynamic stress intensity factors, Time-domain BEM.
Since composite materials and structures are often applied under severe loading conditions like impact or time-dependent loading, dynamic crack analysis of interface cracks is an important issue in material sciences and engineering applications of composite materials.
Vol. 118 (1994), p. 384 [2] Zhigang Suo: Proceedings of the Royal Society of London A Vol. 427 (1990), p. 331 [3] Sang Bong Cho, Kab Rae Lee, Yong Shick Choy and Yuuki Ryoji: Engineering Fracture Mechanics Vol. 43 (1992), p. 603

Direct Tensile Performance of UHPCC Element Based on Damage Mechanics Sangmook Han1,a , Xiangguo Wu 1,2,b, Sungwook Kim 3,c and Sutae Kang3,d 1 School of Civil and Environmental Engineering, Kumoh National Institute of Technology, Gumi, Gyeongbuk 730－701, Korea 2 School of Architecture Engineering, Harbin Engineering University, Harbin 150001, China 3 Korea Institute of Construction Technology, 2311, Daewha-Dong Ilsan-Gu Goyang-Si Gyeonggi-Do 411-712, Korea a smhan@kumoh.ac.kr, bwxg_heu@hotmail.com, cswkim@kict.re.kr, dalphard@kict.re.kr Keywords: Ultra high performance; Concrete; Damage Mechanics; Weibull Distribution Abstract.

The Study of the Effects of Refrigerant Fraction on Auto-cascade Refrigeration System of Evaporation Temperature Zheng Da –yu1,a , Li Dan1,a , Zheng Jia1,a ,Gao Li-ping1,a, Zhang Yi-ming1,a 1School of Energy and Civil Engineering of Harbin Commercial University, China asuperteacher73@126.com Keywords: Charge; Automatic cascade refrigeration; Refrigerant Abstract.
Applied Thermal Engineering.2006: 6 [2] Ma Yitai.etc.
Journal of Engineering thermophysics,1997,1:17-20 [3] Liu Weidang.

The Kinetic Performance of High Pier under Seismic Load LIU Hai-tao Civil Engineering Department, North China Institute of Water Resources and Electric Power, Zhengzhou, 450045.
The result manifesting the concept of method advised by the paper is clear and the process is simple so engineer is easy to master.
Bridge Engineering Handbook[M].

Freeway Ramp Metering Based on Cell Transmission Model and Single Neuron Yandi Yea, Yanyan Liub*, Xinrong Liangc, Chaojun Dongd College of Information Engineering, Wuyi University, Jiangmen Guangdong, China 529020 a1003013071@qq.com, bliuyany_hi@126.com, cxrliang55@126.com, dcjundong@163.com *Corresponding author: Yanyan Liu, liuyany_hi@126.com Keywords: Freeway, Ramp metering, Cell transmission model, Single neuron, Simulation Abstract.
Ferrara: Control Engineering Practice.
Ma: China Civil Engineering Journal.

Research on Seismic Displacement Response of Cable Stayed Bridge without Back Stays Liang Lv, Bin Liang, Wensheng Wang Civil Engineering School, Henan University of Science and Technology, Luoyang 471023, China Keywords: cable stayed bridge without back stays; seismic displacement response; seismic wave input; peak displacement response Abstract.
Corresponding mechanics laws are obtained, which aim at guiding engineering practice in future.
Journal of Zhengzhou University (Engineering Science). 27 (2006) 79-83.