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And the material belongs to typical stony soil and gravel soil.
Set the advanced pipes as elastic materials and rock & earth mass as ideal elastic-plastic materials, while the yield criteria shall apply the Drucker-Prager (D-P) Model in the ANSYS.
China railway science,2009,Vol.30(2):77-81
Chinese Journal of Underground Space and Engineering, 2007,3(4):758-764
Quaternary Sciences,2006,26(1):136-143

Material properties of aluminum alloy (7075) [GPa], , [g/mm3].
Acknowledgments This work was supported by Postdoctoral Science Foundation of China (W016312) and NPU Foundation for Fundamental Research (NPU-FFR-CJ201023).
Journal of Aircraft Vol. 41 (2004), p. 10-25 [2] Mukhopadhyay V., Sobieszczanski-Sobieski, J., Kosaka, I., Quinn, G., and Vanderplaats, G.: Analysis, Design and Optimization of Noncylindrical Fuselage for Blended-Wing-Body Vehicle.
AIAA Journal Vol. 41 (2004), p. 925-930 [3] F.J.J.M.M.

Influence of Observation Errors on the Identification of External Loads Guiming Rong1, a and Hiroyuki Kisu2, b 1 Graduate School of Science and Technology, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852, Japan 2Mechanical Engineering Department, Faculty of Engineering, Nagasaki University a rong@nagasaki-u.ac.jp, bkisu@nagasaki-u.ac.jp Keywords: Inverse problem; Bending problem of a beam.
However, if the strict solution of a problem is a discontinuous one, for example, a sudden change in a homogeneous material due to a flaw, the information concerning the sudden change part will be degraded and consequently a result with good precision almost cannot be expected.
Kondo and Rong, A new analysis scheme for one-dimensional inverse problems by BEM (Application to identification of external loads on the beam) JSME Journal, ser.A, Vol.67, No. 661, pp. 1423, Sept. 2001 [4] H.
Rong, A study for identification of bending rigidity of a beam, JSME Journal, ser.A, Vol.70, No. 698, pp. 1462, Oct. 2004 [5] Under APCFS'06 contribution

Fig.1 Self-feedback-friction Damper 1.Shell 2.Actuating plunger 3.Upper end cover 4.Piston pin 5.Friction plate 6.Piston body 7.Rubber diaphragm 8.Bottom end cover 9.Gas chamber shell 10.Mounting Fig.2 The simplified model of pressurized gas chamber Performance theoretical analysis of the new damper The damper is the use of combined action of liquid material and pressurized gas chamber [3] to change the pressure suffered by the friction plate, changing the friction damping force between the piston and shell, and ultimately achieving the purpose of vibration energy dissipation automatically adjustacy according to the feedback signal of vibration structure amplitude.
Acknowledgement This work was supported by the Natural Science Foundation of Shandong Province (ZR2009FL005) References [1] Filiatrault A, Cherry S: Journal of Structural Engineering Vol. 116 (1996), p. 547-554
[3] Lingxiao Quan, Xiangdong Kong et al: Chinese Journal of Mechanical Engineering.

Effect of Heat Treatment on Microstructure and Mechanical Properties of 30MnSi Pre-stressed Concrete Steel Hongbao Cui1,a, Lifeng Zheng2,b 1 School of Material Science and Engineering, Henan Polytechnic University, Jiaozuo, China, 454000 2 Air Defence Forces Command Academy, Zhengzhou, China, 450052 acuihongbao@hpu.edu.cn blifengzh1221@163.com Keywords: 30MnSi, heat treatment, microstructure, mechanical property, pre-stressed concrete steel Abstract.
[2] Z D Zhao: Heat Treatment of Metal Vol.5(1994), p.1 [3] Z Y Liu,S S Na,T J Na: Journal of Iron And Steel Research Vol.5 (2002),p.45 [4] W X Song: Metallography, Beijing:Metallurgical industry Press(1994) [5] H Y LIN.
[7] T Hasegawa , T Nakahara , Y Yamada: Wire Journal International, (1992),p.49 [8] G F Li, R G Wu, T C Lei: Metall.Trans Vol.23A(1992),p.2879 [9] M Q Wang, H Dong, Y Q Weng: Acta Metalla Sin Vol.38(2002),p.715

According to the material, 17 # pier has already poured 3 # beam section, tensioned corresponding transverse prestress and longitudinal prestress, installed and tensioned stay-cables C3, hanged basket shift to 4 # segment, which is shown in figure 2.
Journal of Chang an University (Natural Science Edit ion), 2005(6),In Chinese [6] Wenhui Wang, Jianming Li.
JOURNAL OF CHINA & FOREIGN HIGHWAY, 2008(01), In Chinese [8] Wenhua Hao.

Subsoil parameters C2x, C2y describe the shear deformation and consider the shear behaviour of the material in the subsoil.
Acknowledgement Authors gratefully acknowledge Scientific Grant Agency of the Ministry of Education of Slovak Republic and the Slovak Academy of Sciences VEGA č. 1/0696/14.
Muttoni, Application of Critical Shear Crack Theory to Punching of RC Slabs with Transverse Reinforcement, ACI Structural Journal V.106 No.4. (2009).485-494
[5] R.Cajka, J.Labudkova: Dependence of deformation of a plate on the subsoil in relation to the parameters of the 3D model, International Journal of Mechanics, Volume 8, Pages 208-215, ISSN: 1998-4448, 2014

Modern Management Science, 11 (2008)87-88
Management Science, 5(2006)20
Science and Technology Progress, 5(2009)52
Journal of Business Venturing. 18 (2003)189- 216
Journal of Taiyuan teachers college(Natural science edition), 12(2008)12-1

Abstract: Carbon dioxide plays important role in various spheres of the Earth system (lithosphere, soil, hydrosphere, atmosphere and biosphere) for material of storage, transformation, transfer and interaction.
ACKNOWLEDGEMENTS This research was supported by the National Natural Science Foundation of China（NSFC-30671660）, the Program for New Century Excellent Talent in University of China (NCET-05-0137), and the Research Fund for the Doctoral Program of Higher Education of China（RFDP-20050022014）, and “Twelfth Five-Year” national scientific and technological support projects of China (2014FY120700; 2012BAD14B09).
This work was financially supported by the Beijing Municipal Education Commission–innovation platform of basic technology (PXM2013-014207-000049), National Science and Technology Support Program-Cycle Agricultural Science and Technology Engineering (2012BAD14B09), and Beijing Municipal Education Commission –Transformation and Industrialization of scientific and technological achievements (PXM2013-014207-000078).
Journal of Beijing Forestry University, 2008, 30(2):102-105 [3]Gao C.
Characteristics of the carbon dioxide concentration near the surface layer of the atmosphere in the arid region of the northern temperate zone [J].Arid Land Geography, 2009, 32(4):488-498 [5]GAO Cheng-da, SUN Xiang-yang; ZHANG Lin, Changing characteristics of CO2 flux from the interface of soil-atmosphere at arid area in north temperate[J].Journal of Beijing Forestry Universityt, 31(6): 32-38

Effect of the rolling process on microstructures and mechanical properties of the extruded LA91 alloy sheet Bin Jiang1,2,a, Qingshan Yang1,2,b, Liang Gao1,2,c and Fusheng Pan1,d 1College of Materials Science and Engineering, Chongqing University, Chongqing, China, 400045 2National Engineering Research Center for Magnesium Alloys, China, 400044 ajiangbinrong@cqu.edu.cn, b20100901001@cqu.edu.cn, cgaoliang@sina.cn, dfspan@cqu.edu.cn Keywords: Mg-9Li-1Al alloy; cross rolling; microstructure; mechanical properties.
Kaese: Materials Science Forum.
Tang: Journal of Alloys and Compounds.
Kao: Metallurgical and materials transactions A.
Li: Materials Science and Engineering A.