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Experimental Study on Ultrasonic Milling Acoustic System Zhangdong Li, Bo Zhao and Junjin Ma School of Mechanical and Power Engineering, Henan polytechnic university, Henan, China Zdli7890@hpu.edu.cn,zhaob@hpu.edu.cn, ziliao200868@sina.com Keywords: Ultrasonic Milling, Composite materials, Acoustic System, Arbor diameter Abstract.
Ultrasonic machining technology in the processing of engineering ceramics, carbide, hardened steel, glass, semiconductors, and germanium, silicon and compound materials, rigid materials has been widely recognized.
Zhao: Civil aviation and advanced composite materials, Hi-Tech Fiber ＆ Application, 2007.4(In Chinese) ［7］G.X.

This conference was organized by the Faculty of Civil Engineering Technology, Universiti Malaysia Pahang with support from the Universiti Sains Malaysia, Beijing Jiaotong University, Brawijaya University, Syiah Kuala University, and the University of Muhammadiyah Aceh.
There were some 100 participants including students, engineers, researchers and academicians who took part virtually and had many fruitful discussions and exchanges which again contributed to the success of this conference.

The Effect of a Front Frame on the Increase in Sound Insulation of an Acoustically Simple Wall - Results of On-Site Measurements Dušan Dlhý1,a *, Peter Tomašovič2,b, Peter Petrák3,c and Peter Zaťko4,d 1,2 Slovak University of Technology in Bratislava, Faculty of Civil Engineering, Radlinskeho 11, 813 68 Bratislava, Slovak Republic 3 Slovak University of Technology in Bratislava, Faculty of Mechanical Engineering, Námestie Slobody 17, 812 31 Bratislava, Slovak Republic 4 A&Z Acoustics s.r.o., Repašského 2, 841 02 Bratislava, Slovakia adusan.dlhy@stuba.sk, bpeter.tomasovic@stuba.sk, cpeter.petrak@stuba.sk, dakustika@akustika.sk Keywords: Sound insulation, weighted sound insulation, the protruding wall insulation.

Analysis and Optimization of Bracket of Slag Well based on ABAQUS Shichao Sun1,a, Pengfei Li2,b, Shilong Zhang3,a, Quan Wang3,b and Fu Zhao4,a 1,3,4Materials and Mechanical Engineering School Beijing Technology and Business University, Beijing 100048, China 2Beijing Guodian Futong Science and Technology Development CO.LTD, Beijing 100070,China 1,asumirs@sina.com, 2,b 274573929@qq.com, 3,a990420634@qq.com, 3,bwangquansally@163.com, 4,a zhaof@btbu.edu.cn Keywords: Bracket of Well Slag；Stress Analysis；Optimization；ABAQUS.
References [1] Zhiyuan Xing: Electrical Technology (2010.02) (in Chinese) [2] Genshu Tong, Tao Ren: China Civil Engineering Journal.

Concrete. 2006 (5): 20-23 [2] W.B.Fuller,S.E.Thompson: “The Laws of Proportioning Concrete”,Transactions of the American Society of Civil Engineers, Vol.
Huazhong University of Science Press, Wuhan(1995) [4] Zhou Ning:ANSYS-APDL, the application example of advanced engineering analysis.

Analysis of effect of crack in composite beam on slip of shear connectors Wanheng He1,a , Qinghua Gu, Yingchen Ma, Xinhua Ni, Xiangfeng Meng 1Mechanical Engineering College, Shijiazhuang 050003, China 2tabcaps@163.com Keyword: Composite beam; Shear connector; Slip Abstract: Composite beam takes full advantage of mechanical properties of brittle and ductile materials elements.
References [1] J.G.N,Z.B.Y:Research and Practice of Composite Steel-Concrete Beams in China.Journal of China Civil Engineering.Vol.32(1999),p.3-8

Reckoning for Element Characteristics Matrix of Space Timoshenko-Beam Based on Energy Variational Principle Pan Wenjun1, a, Wei Zhiwu2, b 1Department of Civil Engineering and Architecture, Guangxi University of Technology, Liuzhou, China 2Department of Asset Management, Lu Shan College of Guangxi University of Technology, Liuzhou, China aemail: pwj_oushuang@163.com, bHweizhiwu45@163.com Keywords: finite element method; space Timoshenko-beam; energy variation; shear deformation; element characteristics matrix.
(In Chinese) [5] G.S.Tong and Y.Weng: Engineering Mechanics, Vol.25 (2008), p.171.

Research on the Relationship between the Characteristics of the Trustee and Trust in Construction Projects JIANG Weiping1, a, ZHANG Qian1, b, LE Yun2,c, FANG Jian2,d 1School of Civil Engineering, Shenzhen University, Shenzhen, China 2School of Economics and Management, Shanghai, China adongfangweiping@163.com, bzhangqian@163.com, cYunle@kcpm.com.cn, dFangjian@163.com Keywords: construction projects, the trustee, trust Abstract.
[15] Massa M, Simonov A, submitted to Journal of Financial Markets (2003) [16] Wilson D.T., submitted to Journal of the Academy of Marketing Science (1995) [17] Kotha S, Rajgopal S, Rindova V., submitted to European Management Journal (2001) [18] Barney, J.B., Hansen, M.H, submitted to Strategic Management Journal (1994) [19] Graham Wood, Peter McDermott, Will Swan, submitted to Business Ethics A European review (2002) [20] Jan Terje Karlsen, submitted to European Journal of Industrial Engineering (2008) [21] Hart, K.

Preparation of Compound Clinoptilolite Filter Material and Performance of Ammonia Nitrogen Removal Lisha Fan1,a,Yanzhen Yu2,b and Chunhiu Zhao3,c 1, 2 ,3 , 4 School of Civil Engineering and Architecture,University of Jinan 250022 China a flsly2012@163.com, b cea_Yuyz@ujn.edu.cn,czchfly@126.com * Corresponding author:Yanzhen Yu Keywords: Clinoptilolite; compound filter material; ammonia nitrogen; adsorption; biological aerated filter Abstract.This experiment use natural clinoptilolite powder as main materials to prepare the large specific surface and high porosity spherical compound filter material by adding adhesive and pore-forming agent etc.This compound filter material has favourable effect when treating sanitary wastewater.
Reference: [1] Jun Zheng, Haoting Wu,Hanfei Cheng.Aeration biological filter sewage treatment new technology and engineering example [M].Beijing: Chemical Industry Press, 2002 [2] Wenhua Tian,Xianghua Wen,Yi Qian.Zeolite biological aerated filter to remove COD and ammonia nitrogen [J].China Water supply and drainage, 18 ( 22),p.13-15

A Development of Innovative Slip-Form System for Concrete Pylons Hyejin Yoon1, a, Won Jong Chin1,b, Heeseok Kim1,c and Young Jin Kim2,d 1Structural Engineering Research Division, Korea Institute of Construction Technology, Goyang, South Korea 2Global Technology Cooperation Center, Korea Institute of Construction Technology, Goyang, South Korea ahiyoon@kict.re.kr, byjchin@kict.re.kr, clagoon@kict.re.kr, dyjkim@kict.re.kr Keywords: Concrete Pylon, Construction of Pylon, Slip-Form Abstract.
J., and Yoon, H.: A Study on the Determination of Slip-up Time for Slip-Form System using Surface Wave Velocity, KSCE Journal of Civil Engineering, Vol. 32, No. 5D, pp. 483-492(2012)