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Enhanced H2 sensing of SnO2 nanowires functionalized with Pt and Pd catalyst nanoparticles Yanbai Shen1,a, Baoqing Zhang1,b, Xianmin Cao1,c, Dezhou Wei1,d and Lijun Jia2,e 1College of Resources and Civil Engineering, Northeastern University, 3-11 WenHua Road, HePing District, Shenyang 110819, China 2JangHo Architecture College of NEU, Northeastern University, 3-11 WenHua Road, HePing District, Shenyang 110819, China ashenyanbai@mail.neu.edu.cn, b656149553@qq.com, c361822893@qq.com, ddzwei@mail.neu.edu.cn, ejialijun@mail.neu.edu.cn Keywords: Tin oxide, Nanowires, Hydrogen, Impurity, Gas sensor.

Analysis on the mechanical properties and electric conductivity of SCFRW Dongyan Zhang, Liping Sun, Hongjie Gui and Guangwei Shi Department of Electromechanics Engineering, Northeast Forestry University, Harbin 150040, China email: zhangdy76@126.com Keywords: Short carbon fiber reinforced wood(SCFRW), Mechanical property, Electric conductivity, Surface resistivity, Fitting model.
With carbon fiber cost down and composite materials manufacturing technology improvement, carbon fiber composites have been a new hotspot in military industrial and civil industrial development [1, 2].

., ‘ étude de l’influence des traitements des granulats et d’ajouts matriciels sur la stabilisation dimensionnelle d’un composite ciment bois fines’, revue marocaine de génie civil, n°64, pp 63-67, juillet 1996
Structural Engineering International 3/2004, 213-215

Numerical Analysis of Foundation Settlement for a Fifteen-Story Moving Building Qiang Jiaa, Xiao Mengb, Xin Zhangc School of Civil Engineering, Shandong Jianzhu University, Jinan 250013, China ajiaqiang@sdjzu.edu.cn, b mumuxi1987@126.com, czhangxin@sdjzu.edu.cn Keywords: Building Moving; Settlement Difference; Numerical Analysis.

Studies on the Carbonation Restraint Capability of Dam Concrete with High Fly Ash Content Handong Yan School of Civil Engineering, Huaqiao University, Fujian Xiamen P.R.China, 361021 hdyan@hqu.edu.cn Keywords: fly ash, dam concrete, carbonation, Ca(OH)2 content, durability Abstract.

Comparison Study on Growth, Removal of Nitrogen and Phosphorus, and Nutritional Property of Two Species of Microalgae Hongfang Maa, Lining Zhuangb, Fei Lic College of Civil Engineering, Huaqiao University, Xiamen 361021, China ahf_ma2003@yahoo.com.cn, bln0328@yahoo.com.cn, clfflxyz@gmail.com Keywords: Scenedesmus; Selenastrum; growth property; removal of nitrogen and phosphorus; nutritional value Abstract.

Shrinkage Cracking Resistance Property of Self-Compacting Concrete Xian Yu JIN1,a, Chuan Qing FU1,b, Nan Guo JIN1,c, Fan GE2,d, Yi Bing ZHAO3,e 1College of Civil Engineering and Architecture, Zhejiang University, Hangzhou, P.R.

Bodea, Andrea Dimmig-Osburgb Bauhaus-Universität Weimar, Department of Civil Engineering, F.

A Research on the Construction of Low-carbon City of Qingdao Aihua Ji College of Environmental Science and Engineering, Ocean University of China, Qingdao 266003, China, jier916@163.com Keywords: Low-Carbon Economy; Low-Carbon City; Countermeasures; Qingdao city Abstract: This paper first analyzed the background of the construction of low carbon city and pointed out the advantages and disadvantages of the low carbon construction of Qingdao.
As a developing country, China should follow a model of low-crabon city practice which combines economic and social development with reducing carbon emission,while supported by collaborations among govenrment,hteprivatesector,and civil society.

Rigid-Flexible Coupling Model and Dynamic Analysis of Rocket Sled* Zhang Jianhua1, Jiang Shoushan2 1Institute of Science, Chang’An University Xi'an, Shannxi Province, China 2Institute of Mechanical Engineering Northwestern Polytechnical University Xi'an, Shannxi Province, China zhangjianh@chd.edu.cn1, jiangshoushan@yahoo.com.cn2 Keywords: Rocket Sled; Finite Element Analysis; Multibody Dynamic Analysis(MDA); Multibody-Finite-Element Theory; Rail Irregularity.
Introduction As the increase of R&D projects of large civil aircraft, weapon system and aviation life-saving equipments, the demand for deferent types of rocket sled is growing quickly.